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

If tube length of astronomical telescope is 105 cm and magnifying power is 20 for normal setting calculate the focal length of objective

Question # 2

According to the Huygen's principle, the secondary wavelets propagate in the forward direction with a speed equal to

Question # 3

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

Question # 4

In compound microscope the focal length of eye piece is

Question # 5

The study of atomic structure of crystals by X-rays was initiated by W.H.. Bragg and W.L. Bragg in

Question # 6

The speed of light in vacuum is 3 x 108 ms-1.Its speed in a medium of refractive index 1.5 will be

Question # 7

Wavelength of X-rays falling at glace angle 30° on crystal with atomic spacing 2 x 10-9m for the first order diffraction is

Question # 8

The property of light which does not change with the nature of the medium is

Question # 9

Power of a lens is equal to

Question # 10

Light waves produce interference when

Question # 11

Sun has elliptical shape when it rises and sets due to

Question # 12

The sky appears blue because

Question # 13

The brilliance of diamond is

Question # 14

Rainbow is formed due to combination of

Question # 15

When two light waves travelling in the same direction are out of phase at any point, their resultant amplitude

Question # 16

In a never system, the repeaters are placed at about

Question # 17

According to Young s experiment the distance between two adjacent bright fringes of blue light is _____ than for oranges light

Question # 18

Which does not show polarization

Question # 19

Source of light used in the fibre optic communication

Question # 20

A spectrometer is used to find

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 Maximum number of orders available with a grating is ______ grating element
A. Independent of
B. Directly proportional to
C. Inversely proportional to
D. Equal to
2 If the incident light contains different wavelengths the images of each wavelength for a certain value is diffracted in the
A. Same directions
B. Different direction
C. Opposite direction
D. None of these
3 In multi-mode step index optical fibre, that layer is called cladding which has
A. higher refractive index
B. lower refractive index
C. both of them
D. none of them
4 While viewing a distant object with a telescope suddenly a housefly sits on objective lens.The correct statement is that
A. Housefly will be seen enlarged in image
B. Housefly will be seen reduced in image
C. Intensity of image will be decreased
D. Intensity of image will be increased
5 When interference of light takes place
A. Energy is created in the region of maximum intensity
B. Energy is destroyed in region of maximum intensity
C. Conservation of energy hold goods and energy is redistributed
D. Conservation of energy does not hold good
6 Choose the correct statement
A. Rays are normal to wave front
B. Rays may be normal to wave front
C. Rays are not normal to wave front
D. There is no relationship between rays and wave fronts
7 When the movable mirror moves, the distance λ/4 the total path difference would be
A. 2λ
B. λ
C. 2λ/4
D. None of these
8 Wave front is the locus or all points in vibration are in the same
A. Frequency
B. Phase
C. Wavelength
D. All of these
9 The length of the standard metre measured by Michelsion's interferometer comes out to be
A. 1,553, 163.5 wavelength
B. 1553.5 wavelength
C. 155316.5 wavelength
D. none of them
10 Which optical fibre is used for shorter distances only?
A. single mode step index fibre
B. multi-mode step index fibre
C. multi-mode graded index fibre
D. all of them

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!