By: Prof. Dr. Fazal Rehman | Last updated: March 3, 2022
Physical Optical Physics MCQs
1. Who was proposed the wave nature of light:A. FresnelB. HuygenC. ThomasD. Maxwell
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A
2. A corpuscular theory was proposed by Newton on the basis ofA. Dispersion of white lightB. Newton’s ringsC. Rectilinear property of lightD. Planarization
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C
3. How much time take light reaches from sun to earth isA. 29 minutesB. 5 minutesC. 30 minutesD. 15 minutes
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D
4. Who was explained photo-electric effectA. RutherfordB. PlanksC. HertzD. EinsteinE. None of these
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E
5. Where we used Huygen’s principleA. Find the index of refractionB. Explain polarizationC. Locate waveformD. Speed of light
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A
6. What happened when white light beam when passed through a prismA. DispersedB. PolarizedC. DeviatedD. Diffracted
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B
7. Which one of the following is correct when a ray of light enters glass from the air:A. Frequency IncreasesB. Wavelength increaseC. Frequency decreaseD. None of these
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A
8. Why the color of the sky is blue…A. Due to polarizationB. Due to scatteringC. Due to diffraction D. Due to reflection
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B
9. In the daytime, there will be light inside the room due toA. It is due to refractionB. It is due to interferenceC. It is due to diffractionD. It is due to polarization
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C
10. How we define a polaroid:A. It is an adjustable shutterB. It is the device used in a polarimeterC. It is used for analyzing polarised lightD. It is a light filterE. All of the above
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D
11. Which form of light reaches from the sun to earth:A. Cylindrical wavefrontsB. Plane wavefrontsC. Circular wavefrontsD. None of these
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A
12. Why we use beats to…A. Find wavelengthB. Find frequencyC. Find displacementD. Find intensity