Wave Optics Objective Questions In English Pdf Download

Wave Optics Objective Questions In English | Class 12 Physics Mcq Question In English | wave optics class 12 mcq pdf download | physics multiple choice questions with answers for class 12 pdf download

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Wave Optics Objective Questions In English

1. Electromagnetic wave can be Polarised by

(A) a lens
(B) a mirror
(C) a polaroid
(D) a prism

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2. Bonding of light rays at sharp obstacles is called

(A) Refraction
(B) Diffraction
(C) Interference
(D) Polarisation

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(B) Diffraction

3. A rainbow is a natural example of

(A) refraction of light
(B) reflection of light
(C) refraction, reflection and dispersion of light
(D) None

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4. When a ray of light enters a glass slab its wavelength

(A) decreases
(B) increases
(C) remains unchanged
(D) data is not sufficient

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(D) data is not sufficient

5. The reason of blue colour of the sky is

(A) scattering
(B) interference
(C) Polarization
(D) diffraction

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(A) scattering

6. The dark lines in solar spectrum are known as

(A) Fraunofer lines
(B) Telluric lines
(C) Both (A) and (B)
(D) none

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(A) Fraunofer lines

7. In the spectrum of white light obtained by a prism, the colour showing minimum deviation is

(A) red colour
(B) blue colour
(C) yellow colour
(D) violet colour

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(A) red colour

8. In a plane polarised light, the vector of electric field intensity vibrate in

(A) all directions
(B) a single plane
(C) mutually perpendicular directions
(D) none

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(B) a single plane

9. Light consists of vibrations of

(A) Ether particles
(B) air particles
(C) electric and magnetic fields
(D) None

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10. The concept of secondary wavelets was given by

(A) Fresnel
(B) Maxwell
(C) Huygens
(D) Newton

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11. Two lenses having power +6D and -4D are placed in contact. The power of the combination is

(A) – 2D
(B) – 4D
(C) + 4D
(D) + 2D

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(D) + 2D

12. When viewed in white light, soap bubble show colours because of

(A) Interference
(B) Scattering
(C) Diffraction
(D) Dispersion

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(A) Interference

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Wave Optics Objective Questions In English | Class 12 Physics Mcq Question In English

Pattern Based	Bihar Board, Patna
Class	12^thor Inter
Stream	Science
Category	Class 12 Physics Mcq
Chapter Name	Wave Optics
Subject	Physics Class 12th
Class 12^th English Summary	BSEB Class 12th English Summary
Class 10^th Science All Chapter Objective Question	Click Hare
Type Of Question	Objective Question \|\| 01 Marks
Script	Hindi And English Medium
Published On	Bihari Academy