Physics Book Class 12 UP Board. We covered all the Physics Book Class 12 UP Board in this post for free so that you can practice well for the exam.
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Physics Book Class 12 UP Board MCQs for Students
If the plane mirror is approaching you at 10 cm/s Then at what speed will your image approach you?
(A) 5 cm/s
(B) 10 cm/s
(C) 20 cm/s
(D) 40 cm/s
Option c – 20 cm/s
For a certain light, there are 4 x 10³ waves in 2 mm of air. The wavelength of light is :
(A) 0.5 μm
(B) 5 μm
(C) 500 μm
(D) 5000 μm
Option a – 0.5 μm
A ray is reflected at an angle of 30°. If the angle of incidence becomes double. Then the angle of reflection will be :
(A) 15°
(B) 30°
(C) 60°
(D) 120°
Option c – 60°
The angle between the incident ray and the reflecting surface is :
(A) angle of incidence
(B) angle of reflection
(C) glancing angle
(D) angle of refraction
Option c – glancing angle
The angle between the original direction of the incident ray and the reflected ray is :
(A) the angle of emergence
(B) angle of reflection
(C) angle of refraction
(D) the angle of deviation due to reflection
Option d – the angle of deviation due to reflection
We can see objects due to the:
(A) refraction
(B) reflection
(C) diffraction
(D) interference
Option b – reflection
A ray of light is incident at an angle of incidence 35°, and the angle between the reflecting surface and the reflected ray is :
(A) 35°
(B) 90°
(C) 55°
(D) 75°
Option c – 55°
A ray is incident at an angle with a surface is 38°. The angle between the normal and the reflected ray is :
(A) 38°
(B) 52°
(C) 90°
(D) 76°
Option b – 52°
A light ray is an incident at an angle of 30° on a plane mirror, reflecting from the mirror. The deviation produced by the mirror on the ray is :
(A) 30 °
(B) 60°
(C) 90°
(D) 120°
Option d – 120°
The incident ray, normal, and reflected ray reflection lies :
(A) perpendicular to each other
(B) in the same plane
(C) the incident and reflected ray are in an opposite plane
(D) either (A) or (C)
Option b – in the same plane
We covered all the physics book class 12 up board above in this post for free so that you can practice well for the exam.
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