ECAT Pre Computer Science Chapter 10 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 10 Optical Instruments

Try The MCQ's Test For ECAT Physics Chapter 10 Optical Instruments

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ECAT Physics Chapter 10 Optical Instruments

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Question # 1

The appearance of colours in the soap (or oil) film results from

Question # 2

Wavelength of light, on the average, is given by

Question # 3

In case of point source of light, shape of wavefront is

Question # 4

Laws of reflection and refraction can also be explained by

Question # 5

Electromagnetic waves transport

Question # 6

Light has

Question # 7

Speed of light in vacuum depends upon

Question # 8

When the source of light is at very large distance, the shape of wavefront is

Question # 9

To observe interference of light, the condition, which must be met with is that the sources must be

Question # 10

Frequency of red colour as compared to that of violet colour is

Question # 11

The speed of the secondary wavelets as mentioned in Huygen's principle is ________ the speed of propagation of the wave itself

Question # 12

Light waves are

Question # 13

In case of constructive interference of two waves, the amplitude of the resultant wave is __________ either of the waves

Question # 14

A line which represents the direction of travel of a wave is known as

Question # 15

Angle between ray of light and the corresponding wavefront is

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