General Physics Questions and Answers
Q :
Stands in front of the driver of the motor vehicle?
(A) concave mirror
(B) plane mirror
(C) convex mirror
(D) Others
Correct Answer : C
Do doctors use to check patients' nose, ears, throat etc.?
(A) plane mirror
(B) convex mirror
(C) concave mirror
(D) None of these
Correct Answer : C
The width of a mirror is called the mirror?
(A) focus
(B) Dhruv
(C) Asterisks
(D) None of these
Correct Answer : C
The depth of the bucket filled with water seems low. this is due to ?
(A) complete internal reflection
(B) refraction
(C) Reflection
(D) None of these
Correct Answer : B
What is the capacity of a convex lens?
(A) negative
(B) positive
(C) zero
(D) Others
Correct Answer : B
Is a mirror always a direct reflection of the real object?
(A) flat, convex, concave
(B) flat, concave
(C) convex-concave
(D) Plain, convex
Correct Answer : D
Creates a smaller image than the object?
(A) convex mirror
(B) concave mirror
(C) plane mirror
(D) Convex mirror and concave mirror
Correct Answer : D
Is the image formed by a plane mirror always?
(A) virtual and vice versa
(B) Real and direct
(C) direct and virtual
(D) Actual
Correct Answer : C
Does the Sun look round at sunrise and sunset?
(A) Spherical
(B) Cubic
(C) Elliptical
(D) flat
Correct Answer : D
What is the reflection made by a plane mirror?
(A) Actual
(B) Fantasy
(C) vice versa
(D) None of these
Correct Answer : B
What makes a virtual image of a real object?
(A) convex mirror
(B) plane mirror
(C) concave mirror
(D) All of these
Correct Answer : B
What is the S.I unit of lens capacity?
(A) meter
(B) (meter) 2
(C) diopter
(D) Others
Correct Answer : C
A stick inserted in water looks crooked. this is due to ?
(A) Reflection
(B) refraction
(C) Reflection and refraction
(D) None of these
Correct Answer : B
Used in solar cooker?
(A) concave mirror
(B) convex mirror
(C) plane mirror
(D) None of these
Correct Answer : A
What is the refractive index of diamond?
(A) 1.77
(B) 1.47
(C) 1.44
(D) 2.42
What type of light beam is obtained by flashlight?
(A) parallel light beam
(B) convergent light
(C) Un refracted light beam
(D) All the statements are true
Correct Answer : B
What is the nature of real reflection?
(A) Reverse
(B) straight
(C) upright and upside down
(D) None of these
Correct Answer : A
According to the law of reflection of light -
(A) The angle of incidence is greater than the angle of reflection
(B) The angle of incidence is equal to the angle of reflection
(C) The angle of incidence is smaller than the angle of reflection
(D) All the statements are true
Correct Answer : B
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