Converging Lens MCQ with Answers PDF Download – Test 32

MCQ 156: Any transparent material having two surfaces of which at least one is curved is called:

1. endoscope
2. lens
3. light pipe
4. microscope

MCQ 157: The amount of thermal energy required to change the solid to liquid state, or vice versa, without a change in temperature is known as:

1. specific latent heat of fusion
2. latent heat of vaporization
3. latent heat of fusion of a solid
4. specific latent heat of vaporization

MCQ 158: The focal point is also termed as:

1. principal focus
2. focal length
3. focal plane
4. principal axis

MCQ 159: The component of internal energy due to stretching and compressing of the interatomic bonds is known as:

1. negative component
2. average component
3. potential component
4. kinetic component

MCQ 160: They are formed by large masses of snow and ice that accumulate in great quantities on mountain-tops:

1. ponds
2. galaxies
3. glaciers
4. igloos