Total Internal Reflection Multiple Choice Questions (MCQ) PDF - 112

MCQ 556: Binoculars make use of prisms to

1. increase the length of the instrument
2. reduce the length of the instrument
3. make the instrument loud
4. both A and C

MCQ 557: The point through which the whole weight of an object appears to act for any orientation is called its

1. point of magnitude
2. turning effect
3. center of gravity
4. vertical point

MCQ 558: In general, pressure of a fixed mass of gas p is inversely proportional to the

1. area of gas
2. nature of gas
3. volume of gas
4. temperature of gas

MCQ 559: A moving object has

1. kinetic energy
2. chemical energy
3. mechanical energy
4. heat energy

MCQ 560: The midway point between the lens surfaces on its principal axis is known as

1. optical center
2. focal length
3. focal point
4. focal plane