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

Total Questions20
Time Allowed20

Start Test Download PDF

MDCAT Physics Chapter 7 Light Online Test

00:00

Question # 1

The power loss can also take place due to

Information received can be inaccurate due to dispersion A
Light signal may not be perfectly monochromatic B
Signal accuracy may be affected by deflective source C
All of these D

Question # 2

If red light is incident on sea water it appears

Red A
Green B
Blue C
Yellow D

Question # 3

When a plane polarized light is passed through certain crystals they

Are totally absorbed A
Are totally reflected B
Rotate the plane of polarization C
None of these D

Question # 4

X-ray crystallography can be used to get what information about the structure of a compound?

the bond angles in a molecules A
the number of molecules per unit cell B
a picture of the electron density in a unit C
all of them D

Question # 5

Experimental demonstration of wave nature of light was given in 1801 by

New ton A
Maxwell B
Thomas young C
Huygen D

Question # 6

If plane polarized light is incident on the second sheet of Polaroid, the light emitted is full light when their axes are

Parallel to each other A
Perpendicular to each other B
In between two positions C
None of these D

Question # 7

In multi-mode step index optical fibre, that layer is called cladding which has

higher refractive index A
lower refractive index B
both of them C
none of them D

Question # 8

To find wavelength of light by his experiment. Newton utilized:

Principle of phase change A
Snell's Law B
Bragg's law C
Both (A) and (C) D

Question # 9

The magnifying power of a simple microscope can be increased if we use eye piece of

Higher focal length A
Smaller focal length B
Higher diameter C
Smaller diameter D

Question # 10

Which property of waves proves that light is a transverse wave?

diffraction A
interference B
polarization C
reflection D

Question # 11

Longitudinal waves do not exhibit

Refraction A
Reflection B
Diffraction C
Polarization D

Question # 12

The least distance of distinct vision changes with

Time A
Health B
illness C
Age D

Question # 13

All of the following statements are correct except

The total focal length of an astronomical telescope is the sum of the focal lengths of its two lenses A
The image formed by the astronomical telescope is always erect because the effect of the combination of the two lenses is divergent B
The magnification of an astronomical telescope can be increased by decreasing the focal length of the eyepiece. C

Question # 14

The difference between 1st ring fringe and 1st dark fringe is measured as

λD/2d A
λD/d B
λD/4d C
2λD/d D

Question # 15

If the path difference must be an integral multiple of wavelength

sin θ = md/λ A
d sin θ = mλ B
d sin θ = m/λ C
d sin θ = λ/m D

Question # 16

Newton's rings are formed as a result of

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

Question # 17

When light travels from one medium to another which are separated by a sharp boundary the characteristic which does not change is

Velocity A
Wavelength B
Frequency C
Amplitude D

Question # 18

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 # 19

The wavelength of refractive wave in a denser medium is

Same as that of the incident wave A
Become smaller than the incident B
Becomes greater than the incident wave C
None of these D

Question # 20

A compound microscope is consists of

One convex lens A
Two convex lenses B
Two concave lenses C
None of these D

Submit

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

Set 1

20 Questions
Start
Set 2

20 Questions
Start
Set 3

20 Questions
Start
Set 4

20 Questions
Start
Set 5

20 Questions
Start
Set 6

20 Questions
Start
Set 7

20 Questions
Start
Set 8

20 Questions
Start
Set 9

20 Questions
Start
Set 10

20 Questions
Start
Set 11

20 Questions
Start
Set 12

20 Questions
Start
Set 13

20 Questions
Start
Set 14

20 Questions
Start
Set 15

20 Questions
Start
Set 16

20 Questions
Start
Set 17

20 Questions
Start
Set 18

20 Questions
Start
Set 19

20 Questions
Start
Set 20

20 Questions
Start
Set 21

20 Questions
Start
Set 22

20 Questions
Start
Set 23

20 Questions
Start
Set 24

20 Questions
Start
Set 25

20 Questions
Start
Set 26

20 Questions
Start
Set 27

20 Questions
Start
Set 28

20 Questions
Start
Set 29

20 Questions
Start
Set 30

20 Questions
Start
Set 31

20 Questions
Start
Set 32

20 Questions
Start
Set 33

20 Questions
Start
Set 34

20 Questions
Start
Set 35

20 Questions
Start
Set 36

20 Questions
Start
Set 37

20 Questions
Start
Set 38

20 Questions
Start
Set 39

9 Questions
Start

Sr.#	Question	Answer
1	The reflected light is	A. Unpolarized B. Polarized C. Partially polarized D. None of these
2	In YDS experiment, at the center of screen is formed a:	A. Dark fringe B. Bright fringe C. No fringe at all D. None of these
3	In young's double slit experiment the separation between the slit is halved and distance between the slit and screen is doubled.The fringe width is	A. Unchanged B. Halved C. Doubled D. Quadrupled
4	Let a ray of light enters from air into two media of different refractive indices. The speed of light will be ______ to refractive index	A. Directly proportional B. Inversely proportional C. Sometimes inversely D. Equal
5	The twinkling of stars is due to	A. The fact that stars do not emit light continususly B. The refractive index of the earth's atmosphere fluctuate C. Intermittent absorption of star light by its own atmosphere D. None of these
6	The different parts of spectrometer	A. Collimator B. Turn table C. Telescope D. All of these
7	In case of point source of light, shape of wavefront is:	A. Spherical B. Cylindrical C. Plane D. None of these
8	For the normal setting of a telescope	A. Only the object is at infinity B. Only the final image is at infinity C. Both the object and the final image is at infinity D. Neither the object nor the final image has to be at infinity
9	In an astronomical telescope is the objective has the focal length f_o is	A. Small B. Very small C. Long D. None of these
10	In YDS experiment, if the distance between the slits and also the distance between slits and screen is doubled, the fringe width	A. Becomes doubled B. Becomes 4 times C. Is halved D. Remains the same

Latest Educational News Stories

Pakistan's Largest Database of Colleges and Universities

BS Programs

University Past Papers

University Results

Exam Results 2024

Study Abroad Programs and Opportunities for Pakistani Students

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

The power loss can also take place due to

If red light is incident on sea water it appears

When a plane polarized light is passed through certain crystals they

X-ray crystallography can be used to get what information about the structure of a compound?

Experimental demonstration of wave nature of light was given in 1801 by

If plane polarized light is incident on the second sheet of Polaroid, the light emitted is full light when their axes are

In multi-mode step index optical fibre, that layer is called cladding which has

To find wavelength of light by his experiment. Newton utilized:

The magnifying power of a simple microscope can be increased if we use eye piece of

Which property of waves proves that light is a transverse wave?

Longitudinal waves do not exhibit

The least distance of distinct vision changes with

All of the following statements are correct except

The difference between 1st ring fringe and 1st dark fringe is measured as

If the path difference must be an integral multiple of wavelength

Newton's rings are formed as a result of

When light travels from one medium to another which are separated by a sharp boundary the characteristic which does not change is

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

The wavelength of refractive wave in a denser medium is

A compound microscope is consists of

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

Topic Test

Top Scorers Of MDCAT Physics Chapter 7 Light Online Test MCQ`s Test

MCAT Physics Chapter 7 Important MCQ's

Test Questions

Is this page helpful?