MDCAT Physics Chapter 7 online mcq test with answers for chapter 7 (Current Electricity)

MCQ's Test For MDCAT Physics Chapter 7 Light Online Test

Try The MCQ's Test For MDCAT Physics Chapter 7 Light Online Test

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MDCAT Physics Chapter 7 Light Online Test

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Question # 1

A compound microscopes consists of objective of

Very short focal length A
Large focal length B
Very large focal length C
None of these D

Question # 2

Repeaters are the devices which regenerate the signals and are placed at about

20 km A
30 km B
40 km C
50 km D

Question # 3

Which effect provides direct experiment evidence that light is a transverse rather than a longitudinal,wave motion?

Light can be diffracted A
Two coherent light waves can be made to be interfere B
The intensity of light from a point source falls off inversely as the square of the distance from the source C
Light can be polarized D

Question # 4

The distance between the objective and eye-piece of a telescope in normal adjustment is

f/₀-f_e A
f₀+f_e B
2f_e-f_e C
None of these D

Question # 5

If the two reflected waves reinforce each other then the firm as seen from the parallel beam of monochromic light will look

Dark A
Bright B
Sometimes bright and dark C
None of these D

Question # 6

In compound microscope image formed is

Real erect and diminished A
Virtual inverted magnitude B
Real inverted and magnified C
Virtual inverted and magnified D

Question # 7

If the red light is replaced by blue light illuminating the object in a microscope the resolving power of the microscope

Decreases A
Increases B
Gets halved C
Remains unchanged D

Question # 8

Maximum detail of object can be seen from a microscope wen light used is of

Shorter wavelength A
Longer wavelength B
White light C
Any light D

Question # 9

If d = 0.25 cm Y = 0.059 cm L = 100 cm m = 2 then λ is equal to

567 nm A
569 nm B
590 nm C
596 nm D

Question # 10

Phenomenon of interference and diffraction support the:

Quantum nature of light A
Tranverse nature of light B
Wave nature of light C
Complex nature of light D

Question # 11

The apparent size of an object depends on the angle subtended but it at the eye. As the angle increases the size of the object

Smaller A
Larger B
Very large C
None of these D

Question # 12

For interference to occur, the light coming from the two slits should

be monochromatic A
come from the same source B
have a constant path difference C
all of them D

Question # 13

Which phenomenon of light takes place in Young's double-slit experiment?

polarization of light A
diffraction of light B
interference of light C
reflection of light D

Question # 14

A sun rise or sun set the sun looks reddish because

The sun is coldest at these times A
Of the effects of reflection and refraction B
The sun is hottest at these times C
Of the scattering of light D

Question # 15

In a compound microscope the intermediate image is

Virtual erect and magnified A
Real,erect and magnified B
Virtual,inverted and magnified C
Virtual,erect and reduced D

Question # 16

In order to get interference using two light rays:

The sources should be monochromatic and coherent A
The sources should have the same frequency B
Superposition should be linear C
All of these D

Question # 17

In YDS experiment using white light

Colored fringes will be obtained A
No fringes will be observed B
Alternative bright and dark fringes will be seen C
None of these D

Question # 18

Wave front is the locus or all points in vibration are in the same

Frequency A
Phase B
Wavelength C
All of these D

Question # 19

If Young s double slit experiment is immersed in water then the fringes with

Decreases A
Remains unchanged B
Becomes infinite C
Increases D

Question # 20

If we know the refractive index of glass, speed v of light in the glass can be found by

v = c n A
v = c/n B
v = n/c C
None of these D

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Prepare Complete Set Wise MDCAT Physics Chapter 7 Light Online Test MCQs Online With Answers

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Set 7

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Set 28

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Set 37

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Set 38

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Set 39

9 Questions
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Sr.#	Question	Answer
1	Longitudinal waves do not exhibit	A. Refraction B. Reflection C. Diffraction D. Polarization
2	A ray of light always points	A. Anti parallel to wave front B. Perpendicular to wave front C. Parallel to wave lets D. None
3	Huygen's theory cannot explain:	A. Diffraction B. Interference C. Polarization D. Photoelectric effect
4	In multimode graded index fibre core and cladding has boundary	A. Noticeable B. No noticeable C. No boundary D. None of these
5	If a point source of light is placed at the focus of a convex lens the rays coming out of the lens will constitute	A. Plane wave fronts B. Cylindrical wave fronts C. Spherical wave fronts D. All of above
6	A glass plate on which a large number of very fine equidistant parallel lines are drawn is called	A. convex lens B. thin film C. diffraction grating D. interferometer
7	Single mode step index fibre has feature/s like	A. Very thin core B. 5 (μm) miameter C. Relatively large cladding D. All of these
8	If the power of a lens is 4 diopters then is focal length is	A. 20 cm B. 25 cm C. 50 cm D. 400 cm
9	For interference to occur,the interfering beams of light must be	A. Of different frequencies B. Coherent C. White light D. Added
10	How the fringe spacing varies as the separation of the slits increases	A. Increases B. Decreases C. Increases very little D. None of these

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MDCAT Physics Chapter 7 MCQ Test With Answer for (Light )

MCQ's Test For MDCAT Physics Chapter 7 Light Online Test

MDCAT Physics Chapter 7 Light Online Test

A compound microscopes consists of objective of

Repeaters are the devices which regenerate the signals and are placed at about

Which effect provides direct experiment evidence that light is a transverse rather than a longitudinal,wave motion?

The distance between the objective and eye-piece of a telescope in normal adjustment is

If the two reflected waves reinforce each other then the firm as seen from the parallel beam of monochromic light will look

In compound microscope image formed is

If the red light is replaced by blue light illuminating the object in a microscope the resolving power of the microscope

Maximum detail of object can be seen from a microscope wen light used is of

If d = 0.25 cm Y = 0.059 cm L = 100 cm m = 2 then λ is equal to

Phenomenon of interference and diffraction support the:

The apparent size of an object depends on the angle subtended but it at the eye. As the angle increases the size of the object

For interference to occur, the light coming from the two slits should

Which phenomenon of light takes place in Young's double-slit experiment?

A sun rise or sun set the sun looks reddish because

In a compound microscope the intermediate image is

In order to get interference using two light rays:

In YDS experiment using white light

Wave front is the locus or all points in vibration are in the same

If Young s double slit experiment is immersed in water then the fringes with

If we know the refractive index of glass, speed v of light in the glass can be found by

Prepare Complete Set Wise MDCAT Physics Chapter 7 Light Online Test MCQs Online With Answers

Set 1

Set 2

Set 3

Set 4

Set 5

Set 6

Set 7

Set 8

Set 9

Set 10

Set 11

Set 12

Set 13

Set 14

Set 15

Set 16

Set 17

Set 18

Set 19

Set 20

Set 21

Set 22

Set 23

Set 24

Set 25

Set 26

Set 27

Set 28

Set 29

Set 30

Set 31

Set 32

Set 33

Set 34

Set 35

Set 36

Set 37

Set 38

Set 39

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