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9th Chapter

11th Class Physics Chapter 9 Test

Here you can prepare 11th Class Physics Chapter 9 Physical Optics Test. Click the button for 100% free full practice test.

First Year Physics Chapter 9 Online MCQ Test for 1st Year Physics Chapter 9 (Physical Optics)

This online test contains MCQs about following topics:

- Wave Fronts - Huygen's principle - Interferance of Light Waves - Young's Double slit Experiment - Interference in Thin Films - Newton's Rings - Michelson's Interferometer - Diffraction of Light - Diffraction due to a Narrow slit - Diffraction Grating - Diffraction of X-Rays by Crystals - Polarization

ICS Part 1 Physics Ch 9 Test
ic

First Year Physics Chapter 9 Online MCQ Test for 1st Year Physics Chapter 9 (Physical Optics)

Sr. # Questions Answers Choice
1 Which of the following is evidence of wave nature of light
  • A. Interference
  • B. Diffraction
  • C. Polarization
  • D. All of these
2 Oil film floating on water exhibits colours due to
  • A. Interference
  • B. Diffraction
  • C. Polarization
  • D. All of these
3 The property of bending of light around obstacles is
  • A. Interference
  • B. Diffraction
  • C. Polarization
  • D. Superposition
4 Bright fringes are also called as
  • A. Minima
  • B. Maxima
  • C. Wave front
  • D. Ray of light
5 In case of point source the shape of wave front is
  • A. Circular
  • B. Spherical
  • C. Elliptical
  • D. Square
6 Dark fringes are also called as
  • A. Minima
  • B. Maxima
  • C. Wave front
  • D. Ray of light
7 An oil film on water surface shows colour due to.
  • A. Diffraction
  • B. Interference
  • C. Polarization
  • D. Dispersion
8 When newton ring are seen through the transmitted light, then central spot is.
  • A. Dark
  • B. Blue
  • C. Bright
  • D. Red
9 According to Hygen's principle, each point on a wave front acts as a source of.
  • A. Secondary wavelet
  • B. New wave front
  • C. Sound
  • D. Primary wavelet
10 Michelson's interferometer can be used ot find the
  • A. Velocity of light
  • B. Wavelength of light
  • C. Velocity of sound
  • D. Wavelength of sound

Top Scorers of 11th Class Part 1 Physics Chapter 9 Test Online

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Jayeb Khan

Lahore20 - Sep - 2023

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