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

Many students feel anxious about how to prepare for the exam during the MDCAT preparation effectively. Solving MCQs is considered one of the best ways to analyze your preparation level before the commencement of the test. The students preparing for the MDCAT are informed that they can get the MCQs of chapter 7 of physics from this platform.

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

A material having high refractive index has

Question # 2

Which of the following is conserved when light waves interfere

Question # 3

If the path difference must be an integral multiple of wavelength

Question # 4

In Newton's rings the thickness of air film at the point of contact is

Question # 5

Optically active substance are those substance which

Question # 6

In compound microscope magnification of objective is 2 and magnification of eyepiece is 4 magnification of compound microscope is

Question # 7

The time taken by the mirror M to rotate through an angle 2π/8 is

Question # 8

In spectrometer the function of collimator is to produce

Question # 9

Huygen's principle states that:

Question # 10

When refractive index of core is 1.50 and of 1.48 of cadding then find the angle of entry for an optical fibre is

Question # 11

If N is the number of rulings on the grating, then the resolving power in the mth order diffraction equals to

Question # 12

In case of destructive interference of two waves, the amplitude of the resultant wave will be_______either of the waves:

Question # 13

Which of the following frequency ranges includes most of the electromagnetic waves emitted by the ultra - violet tubes used in a sun bed?

Question # 14

According to Huygen's principle, every point of a wavefront may be considered as a source of

Question # 15

The resolution of microscope depends on objective's

Question # 16

The lower refractive index the fibre core has

Question # 17

All of the following statements are correct except

Question # 18

The fringe spacing in case of blue light

Question # 19

Alexander graham bell transmits a voice message via a

Question # 20

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

Submit

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


Topic Test

00:00
Submit

The answers are also available here to facilitate the students' preparation. With continuous practice, the candidates will be able to get a good score on the entry test. So after preparing for the particular chapter, solve the MCQs and learn about your preparation. Spend maximum time to improve your weak areas and then ace the test with a good score. The students can also solve the other physics chapters' MCQs for better preparation.

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

  • S
    Somaid Ali 19 - Sep - 2024 01 Min 23 Sec 20/20
  • R
    RIZWAN LIAQAT 20 - Sep - 2024 08 Min 25 Sec 20/20
  • A
    Aman Khan 23 - Sep - 2024 01 Min 07 Sec 19/20
  • S
    Sameer Ali 25 - Sep - 2024 01 Min 18 Sec 19/20
  • A
    Aliza Khan 20 - Jan - 2025 02 Min 09 Sec 18/20
  • M
    Mehak Soomro 19 - Sep - 2024 03 Min 23 Sec 18/20
  • A
    Afnan Akhtar 21 - Sep - 2024 03 Min 25 Sec 18/20
  • D
    Danish Asghar. 15 - Sep - 2024 16 Min 13 Sec 18/20
  • H
    Hassan Shaikh 21 - Nov - 2024 02 Min 37 Sec 17/20
  • S
    shaheer ahmad 03 - Oct - 2025 12 Min 10 Sec 16/20
  • S
    saba waheed 21 - Sep - 2024 03 Min 33 Sec 15/20
  • A
    Aimen Ahsan 16 - Jan - 2025 16 Min 03 Sec 15/20
  • I
    it's syeda 19 - Sep - 2024 02 Min 37 Sec 14/20
  • H
    hassan ktk 04 - Dec - 2024 16 Min 43 Sec 14/20
  • H
    Hammad Abbas 24 - Dec - 2024 16 Min 09 Sec 13/20

MCAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 The direction of a ray of light is.......to the wave front.
A. Parallel
B. Equal
C. Opposite
D. Perpendicular
2 In case of constructive interference of two waves, the amplitude of the resultant wave is_____either of the waves:
A. Greater than
B. Equal to
C. Smaller than
D. None of these
3 Wavelength of light of frequency 100 Hz is
A. 2 x 106 m
B. 3 x 106 m
C. 4 x 106 m
D. 5 x 106 m
4 The study of atomic structure of crystals by X-rays was initiated by W.H.. Bragg and W.L. Bragg in
A. 1920
B. 1926
C. 1910
D. 1914
5 A ray of light always points
A. Anti parallel to wave front
B. Perpendicular to wave front
C. Parallel to wave lets
D. None
6 A polarizer is used to
A. Reduced intensity of light
B. Produce polarized light
C. Increase intensity of light
D. Produce unpolarised light
7 An object is placed between two parallel mirrors the number of images formed is
A. 2
B. 4
C. 8
D. Infinite
8 Graham Bell photo phone used a modulated beam of
A. Reflected sun light
B. Refracted sun light
C. Diffracted sun light
D. None of these
9 According to WH Bragg and WL Bragg monochromatic beam of X-rays was reflected form a crystal plane is like a
A. Smooth and regular
B. Mirror
C. Thin film
D. None of these
10 In an interference pattern of Ypung's double Slit (YDS) experiment:
A. Bright fringes are wider than dark fringes
B. Dark fringes are wider than bright fringes
C. Both dark and bright fringes are of equal width
D. Central fringes are wider than the outer fringes

Test Questions