Unit 1 Conceptual Multiple Choice Questions
Unit 1 Conceptual Multiple Choice Answers
Unit 1.1 Multiple Choice Questions - Waves
Unit 1.1 Multiple Choice Answers - Waves
Unit 1.3 Multiple Choice Questions - Sound
Unit 1.3 Multiple Choice Answers - Sound
Unit 1.5 Multiple Choice Questions - Doppler Effect
Unit 1.5 Multiple Choice Answers - Doppler Effect
Unit 2 - Multiple Choice - Electromagnetic Waves Questions
Unit 2 - Multiple Choice - Electromagnetic Waves Answers
Unit 2.1 Multiple Choice Extended Questions - Waves
Unit 2.1 Multiple Choice Extended Answers-Waves
Unit 3 Multiple Choice Questions
Unit 3 Multiple Choice Answers
 

Unit 3 Multiple Choice Questions

1. When you look at a coin in a fountain from the bank, it appears shallower than it really is due to refraction. From directly above, it appears

A. deeper than it really is
B. at its actual depth
C. shallower than its real depth
D displaced to the side

2. Suppose you are standing about 3 m in front of a mirror. You can see from the top of your head to your waist. If you walk one step closer to the mirror

A. you will not be able to see any more of your image
B. you will be able to see more of your image, below your waist
C. you will see less of your image, with the cutoff rising to be above your waist
D. you will be able to see more of your image, above you head

3. The image in a flat mirror is

A. real and upright
B. real and inverted
C. virtual and upright
D. virtual and inverted

4. In an optical fiber light is not lost through the sides because

A. the sides are quoted with a reflective material
B. total internal reflection makes the light reflect from the sides
C. as the light flows along the length of the fiber, it never touches the sides.
D. the sides are quoted with an opaque material

5. A converging lens used as a magnifying glass

A. can produce a diminished, upright virtual image
B. can produce a diminished, upright real image
C. can produce a diminished, inverted virtual image
D. can produce a diminished, inverted real image

6. Virtual images can be formed by

A. only plane mirrors
B. only lenses
C. only curved mirrors or lenses
D. plane and curved mirrors, and lenses

7. The interference pattern observed on the screen when light passes through a double-slit arrangement and is viewed on a distant screen would have the widest spaced fringes for

A. red light and a small slit spacing
B. blue light and a small slit spacing
C. red light and a large slit spacing
D. blue light and a large slit spacing.

8. You can hear a car horn around the corner of a building but not see the car because

A. light reflection is incoherent from the other building but the sound reflection is coherent
B. the sound travel slowly, but light travels very fast
C. sound waves diffract around a corner but the light wavelengths do not diffract too much
D. sound waves pass through the walls, but light reflects off the wall

9. A distant star is moving towards the solar system at a speed 0.5c. What is the the speed of the light emitted by the star when it arrives here?

A. 0.5c.
B. 0.75c.
C. 1.0c.
D. 1.5c.

9. A spaceship S moving away from earth at a speed 0.50c fires off a probe P at a velocity of 0.80c in the same direction. What is the the velocity of P if measured from earth?

A. 1.30c.
B. 0.30c.
C. 1.00c.
D. 0.93c.

Concept by Kishore Lal. Programmed by Kishore Lal... Copyright © 2015 Kishore Lal. All rights reserved.