ECAT Pre General Science Physics Chapter 9 MCQ Test With Answer for Physics chapter 9 (Physical Optics)

image
image
image

ECAT Pre General Science Physics Chapter 9 Test

ECAT Pre General Science Physics Chapter 9 Physical Optics Online Test

Try the ECAT Pre General Science Physics Chapter 9 Physical Optics Online Test.

  • Total Questions15

  • Time Allowed15

Start Test

ECAT Pre General Science Physics Chapter 9 Physical Optics Online Test

00:00
Question # 1

A convex lens acts as diverging lens when the object is placed:

Question # 2

The magnifier forms a virtual image of the object at:

Question # 3

Monochromatic light means waves of:

Question # 4

The image of an object 5 mm length is only 1 cm high. The magnification produced by lens is:

Question # 5

A virtual image is formed when object is placed:

Question # 6

When a source of light isat very large distance,the shape of wavefront is:

Question # 7

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

Question # 8

A grating with high resolving power can distinguish _______ difference in wavelengths :

Question # 9

When the same object is viewed at a shorter distance, the image on the retina of the eye is _____ the so the object appears:

Question # 10

The distance from eye to near point is taken as:

Question # 11

Resolving power in mth order diffraction for grating is given by:

Question # 12

Laws of reflection and refraction can also be explained by:

Question # 13

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

Question # 14

If yellow light emitted by sodium lamp in Young's double slit experiment is replaced by blue light of the same intensity

Question # 15

A prism splits a beam of white light into seven component colors. This is so because

Submit

Prepare All ECAT Pre General Science Physics Chapter 9 Physical Optics Online Test MCQs With Answers


Here you can prepare ECAT Pre General Science Chapter 9 Physical Optics Test. Click the button for 100% free full practice test.

Top Scorers of ECAT Pre General Science Physics Chapter 9 Physical Optics Online Test

  • W
    Waleed Ahmed 24 - Feb - 2023 04 Min 36 Sec 35/60

Test Questions

×