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Words 10142

Pages 41

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1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o.

The angle of refraction is 35o. What is the index of refraction of the plastic?

1. A) 1.56

2. B) 1.34

3. C) 1.67

4. D) 1.43

2.

A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from

the wire.

3.

If a current is flowing with a value of 5.9 A, how much electron charge passes any single point

in 25 seconds?

2. A) 2.3 x 1020 e

3. B) 1.9 x 1020 e

4. C) 9.2 x 1020 e

5. D) 1.5 x 1020 e

4.

See the figure. The net force on the 1 nC charge is zero. What is q?

1. A) zero

2. B) 0.68 nC

3. C) 4.0 nC

4. D) 1.5 nC

5.

Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper

atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m.

1. A) 4 × 1026 W

2. B) 3 × 1026 W

3. C) 2 × 1026 W

4. D) 1 × 1026 W

6.

Which of the equations here is valid for the circuit shown?

1. A) 2 – 2I1 – 2I2 – 4I3 = 0

2. B) 6 – I1 – 2I2 = 0

3. C) -2 – I1 + 4 – 2I2 = 0

4. D) 4 – I1 + 4I3 = 0

7.

Starting from rest, a proton falls through a potential difference of 2700 V. What speed does it acquire?

3. A) 3.6 × 105 m/s

4. B) 2.4 × 105 m/s

5. C) 7.2 × 105 m/s

6. D) 4.8 × 105 m/s

8.

If the force between two charges increases by a factor of 16 because the charges are moved closer

together, how much closer are they moved?

1. A) 4

2. B) 2

3. C) 8

4. D) 16

9.

A concave mirror with a radius of 30 cm creates a real image 40 cm from the mirror.

What is the object distance?

1. A) 24 cm

2. B) 70 cm

3. C) 5.0 cm

4. D) 10 cm

10.

A flux of 4.0 × 10-5 Wb is maintained through a coil for 0.50 s. What emf is induced in this…...

...PH 221 Midterm Exam Asnwers 100% Score To Buy this Class Copy & paste below link in your Brower http://www.homeworkregency.com/downloads/ph-221-midterm-exam-asnwers-100-score/ Or Visit Our Website Visit : http://www.homeworkregency.com Email Us : homeworkregency@gmail.com PH 221 Midterm Exam Asnwers 100% Score 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls...

Words: 10868 - Pages: 44

...PH 220 Midterm Exam 100% Correct Answers Follow Link Below To Get Tutorial https://homeworklance.com/downloads/ph-220-midterm-exam-100-correct-answers/ Description: ( 1 ) Three forces pull on a block, the first is 65 N and in the positive x direction. The second is 65 N in the negative x direction and the third is 45 N and is 90 degrees from the first two forces in the positive y direction. What can you say about the resultant force? ( 2 ) A cannonball is fired horizontally with an initial velocity of 655 m/s from the end of a cliff 725 m high. How far in the x direction does the cannonball in the air before it hits the ground? ( 3 ) The international space station orbits the Earth at an altitude of about 250 km. What is the acceleration due to gravity at that height above the ground? The mass of the Earth is 5.98 x 1024 kg and the radius of the Earth is 6371 km. ( 4 ) A subatomic particle with mass m initially are rest suddenly decays. If one of the resultant particles with mass 0.40 m of mass leaves with a velocity of 5.5 x 105 m/s, what is the velocity of the other particle created? ( 5 ) A 7.93 kg box is pulled along a horizontal surface by a force FP of 84.0 N applied at a 47.0º angle. If the coefficient of kinetic friction is 0.35, what is the acceleration of the box? ( 6 ) A car uniformly decelerates at a rate of -5.00 m/s2. How far does the car travel after 1.50 seconds if it initially was moving at a speed of 25.0 m/s? ( 7 ) A 25 kg...

Words: 4005 - Pages: 17

...PH 221 Midterm Exam Asnwers 100% Correct Follow Link Below To Get Tutorial https://homeworklance.com/downloads/ph-221-midterm-exam-asnwers-100-correct/ Description: 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls through a potential difference of 2700 V. What speed does it acquire? 3. A) 3.6 × 105 m/s 4. B) 2.4 × 105 m/s 5. C) 7.2 × 105 m/s 6. D) 4.8 × 105 m/s 8...

Words: 2340 - Pages: 10

...PH 221 Midterm Exam Asnwers 100% Score To Buy this Class Copy & paste below link in your Brower http://homeworkregency.com/downloads/ph-221-midterm-exam-asnwers-100-score/ Or Visit Our Website Visit : http://www.homeworkregency.com Email Us : homeworkregency@gmail.com PH 221 Midterm Exam Asnwers 100% Score 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls......

Words: 493 - Pages: 2

...PH 220 Midterm Exam 100% Correct Answers Follow Link Below To Get Tutorial https://homeworklance.com/downloads/ph-220-midterm-exam-100-correct-answers/ Description: ( 1 ) Three forces pull on a block, the first is 65 N and in the positive x direction. The second is 65 N in the negative x direction and the third is 45 N and is 90 degrees from the first two forces in the positive y direction. What can you say about the resultant force? ( 2 ) A cannonball is fired horizontally with an initial velocity of 655 m/s from the end of a cliff 725 m high. How far in the x direction does the cannonball in the air before it hits the ground? ( 3 ) The international space station orbits the Earth at an altitude of about 250 km. What is the acceleration due to gravity at that height above the ground? The mass of the Earth is 5.98 x 1024 kg and the radius of the Earth is 6371 km. ( 4 ) A subatomic particle with mass m initially are rest suddenly decays. If one of the resultant particles with mass 0.40 m of mass leaves with a velocity of 5.5 x 105 m/s, what is the velocity of the other particle created? ( 5 ) A 7.93 kg box is pulled along a horizontal surface by a force FP of 84.0 N applied at a 47.0º angle. If the coefficient of kinetic friction is 0.35, what is the acceleration of the box? ( 6 ) A car uniformly decelerates at a rate of -5.00 m/s2. How far does the car travel after 1.50 seconds if it initially was moving at a speed of 25.0 m/s? ( 7 ) A 25 kg......

Words: 365 - Pages: 2

...PH 221 Midterm Exam Asnwers 100% Correct Follow Link Below To Get Tutorial https://homeworklance.com/downloads/ph-221-midterm-exam-asnwers-100-correct/ Description: 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls through a potential difference of 2700 V. What speed does it acquire? 3. A) 3.6 × 105 m/s 4. B) 2.4 × 105 m/s 5. C) 7.2 × 105 m/s 6. D) 4.8 × 105 m/s 8. If......

Words: 468 - Pages: 2

...PH 221 Midterm Exam Asnwers 100% Correct http://www.projbid.com/downloads/ph-221-midterm-exam-asnwers-100-correct/ 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls through a potential difference of 2700 V. What speed does it acquire? 3. A) 3.6 × 105 m/s 4. B) 2.4 × 105 m/s 5. C) 7.2 × 105 m/s 6. D) 4.8 × 105 m/s 8. If the force between two charges increases by a......

Words: 462 - Pages: 2

...PH 221 Midterm Exam Asnwers 100% Correct http://homeworkyahoo.com/downloads/ph-221-midterm-exam-asnwers-100-correct/ To Buy this tutorial Copy & paste above link in your Brower PH 221 Midterm Exam Asnwers 100% Correct 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls through a potential difference of 2700 V. What speed does it acquire? 3. A) 3.6 × 105 m/s 4. B) 2.4 × 105......

Words: 479 - Pages: 2

...PH 221 Midterm Exam Asnwers 100% Score http://homeworkfy.com/downloads/ph-221-midterm-exam-asnwers-100-score/ To Get this Tutorial Copy & Paste above URL Into Your Browser Hit Us Email for Any Inquiry at: Homeworkfy@gmail.com Visit our Site for More Tutorials: (http://homeworkfy.com/ ) 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls through a potential difference of......

Words: 491 - Pages: 2

...PH 220 Midterm Exam 100% Correct Answers Follow Link Below To Get Tutorial https://homeworklance.com/downloads/ph-220-midterm-exam-100-correct-answers/ Description: ( 1 ) Three forces pull on a block, the first is 65 N and in the positive x direction. The second is 65 N in the negative x direction and the third is 45 N and is 90 degrees from the first two forces in the positive y direction. What can you say about the resultant force? ( 2 ) A cannonball is fired horizontally with an initial velocity of 655 m/s from the end of a cliff 725 m high. How far in the x direction does the cannonball in the air before it hits the ground? ( 3 ) The international space station orbits the Earth at an altitude of about 250 km. What is the acceleration due to gravity at that height above the ground? The mass of the Earth is 5.98 x 1024 kg and the radius of the Earth is 6371 km. ( 4 ) A subatomic particle with mass m initially are rest suddenly decays. If one of the resultant particles with mass 0.40 m of mass leaves with a velocity of 5.5 x 105 m/s, what is the velocity of the other particle created? ( 5 ) A 7.93 kg box is pulled along a horizontal surface by a force FP of 84.0 N applied at a 47.0º angle. If the coefficient of kinetic friction is 0.35, what is the acceleration of the box? ( 6 ) A car uniformly decelerates at a rate of -5.00 m/s2. How far does the car travel after 1.50 seconds if it initially was moving at a speed of 25.0 m/s? ( 7 ) A 25 kg......

Words: 365 - Pages: 2

...PH 221 Midterm Exam Asnwers 100% Correct Follow Link Below To Get Tutorial https://homeworklance.com/downloads/ph-221-midterm-exam-asnwers-100-correct/ Description: 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls through a potential difference of 2700 V. What speed does it acquire? 3. A) 3.6 × 105 m/s 4. B) 2.4 × 105 m/s 5. C) 7.2 × 105 m/s 6. D) 4.8 × 105 m/s 8. If......

Words: 468 - Pages: 2

...PH 220 Midterm Exam 100% Correct Answers Follow Link Below To Get Tutorial https://homeworklance.com/downloads/ph-220-midterm-exam-100-correct-answers/ Description: ( 1 ) Three forces pull on a block, the first is 65 N and in the positive x direction. The second is 65 N in the negative x direction and the third is 45 N and is 90 degrees from the first two forces in the positive y direction. What can you say about the resultant force? ( 2 ) A cannonball is fired horizontally with an initial velocity of 655 m/s from the end of a cliff 725 m high. How far in the x direction does the cannonball in the air before it hits the ground? ( 3 ) The international space station orbits the Earth at an altitude of about 250 km. What is the acceleration due to gravity at that height above the ground? The mass of the Earth is 5.98 x 1024 kg and the radius of the Earth is 6371 km. ( 4 ) A subatomic particle with mass m initially are rest suddenly decays. If one of the resultant particles with mass 0.40 m of mass leaves with a velocity of 5.5 x 105 m/s, what is the velocity of the other particle created? ( 5 ) A 7.93 kg box is pulled along a horizontal surface by a force FP of 84.0 N applied at a 47.0º angle. If the coefficient of kinetic friction is 0.35, what is the acceleration of the box? ( 6 ) A car uniformly decelerates at a rate of -5.00 m/s2. How far does the car travel after 1.50 seconds if it initially was moving at a speed of 25.0 m/s? ( 7 ) A 25 kg......

Words: 365 - Pages: 2

...PH 221 Midterm Exam Asnwers 100% Correct Follow Link Below To Get Tutorial https://homeworklance.com/downloads/ph-221-midterm-exam-asnwers-100-correct/ Description: 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls through a potential difference of 2700 V. What speed does it acquire? 3. A) 3.6 × 105 m/s 4. B) 2.4 × 105 m/s 5. C) 7.2 × 105 m/s 6. D) 4.8 × 105 m/s 8. If......

Words: 468 - Pages: 2

...PH 221 Midterm Exam Asnwers 100% Score To Buy this Class Copy & paste below link in your Brower http://homeworkregency.com/downloads/ph-221-midterm-exam-asnwers-100-score/ Or Visit Our Website Visit : http://www.homeworkregency.com Email Us : homeworkregency@gmail.com PH 221 Midterm Exam Asnwers 100% Score 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls......

Words: 493 - Pages: 2

...PH 221 Midterm Exam Asnwers 100% Correct To Buy this Class Copy & paste below link in your Brower http://homeworklance.com/downloads/ph-221-midterm-exam-asnwers-100-correct/ Or Visit Our Website Visit : http://homeworklance.com Email Us : lancehomework@gmail.com PH 221 Midterm Exam Asnwers 100% Correct 1.A beam of light traveling in air is incident on a transparent plastic at an angle of incidence of 50o. The angle of refraction is 35o. What is the index of refraction of the plastic? 1. A) 1.56 2. B) 1.34 3. C) 1.67 4. D) 1.43 2. A long, straight wire carries a current of 2.5 A. Find the magnitude of the magnetic field 25 cm from the wire. 3. If a current is flowing with a value of 5.9 A, how much electron charge passes any single point in 25 seconds? 2. A) 2.3 x 1020 e 3. B) 1.9 x 1020 e 4. C) 9.2 x 1020 e 5. D) 1.5 x 1020 e 4. See the figure. The net force on the 1 nC charge is zero. What is q? 1. A) zero 2. B) 0.68 nC 3. C) 4.0 nC 4. D) 1.5 nC 5. Estimate the average power output of the Sun, given that about 1350 W/m2 reaches the upper atmosphere of the Earth. The distance from the Sun to the Earth is 1.5 × 1011 m. 1. A) 4 × 1026 W 2. B) 3 × 1026 W 3. C) 2 × 1026 W 4. D) 1 × 1026 W 6. Which of the equations here is valid for the circuit shown? 1. A) 2 – 2I1 – 2I2 – 4I3 = 0 2. B) 6 – I1 – 2I2 = 0 3. C) -2 – I1 + 4 – 2I2 = 0 4. D) 4 – I1 + 4I3 = 0 7. Starting from rest, a proton falls through a......

Words: 492 - Pages: 2