Refraction in Physics Quiz PDF: Questions and Answers - 103

MCQ 511: Ratio equal to constant (in refraction) is

1. sin r/sin i
2. sin r (sin i)
3. sin i/sin r
4. sin i²/sin r

MCQ 512: If amplitude of a wave is denoted as 'A', then the vertical displacement between a crest and a trough of a wave in terms of 'A' would be

1. 1 ⁄ 2 of A
2. A
3. 2A
4. None of the above

MCQ 513: Moment of a torque is the product of

1. Perpendicular distance from the pivot and the action of the force
2. Height of the hinge from the flour to the top
3. Perpendicular distance to the pivot from the bottom
4. From the line of bottom to the action of force

MCQ 514: SI unit of specific latent heat of fusion / vaporization is

1. joule
2. joule ⁄ kelvin
3. joule ⁄ kilogram
4. joule ⁄ (kilogram × kelvin)

MCQ 515: The symbol for time is

1. d
2. v
3. t
4. s