Physics

Reflection of Light MCQs with Answer

What is the law of reflection?
a) The angle of incidence is greater than the angle of reflection
b) The angle of incidence is less than the angle of reflection
c) The angle of incidence is equal to the angle of reflection
d) The angle of incidence is perpendicular to the surface

Answer
c) The angle of incidence is equal to the angle of reflection

Which surface causes regular reflection?
a) Rough surface
b) Smooth surface
c) Translucent surface
d) Transparent surface

Answer
b) Smooth surface

What type of reflection occurs on a rough surface?
a) Regular reflection
b) Diffused reflection
c) Specular reflection
d) Total reflection

Answer
b) Diffused reflection

The angle of incidence is 30°. What is the angle of reflection?
a) 0°
b) 15°
c) 30°
d) 60°

Answer
c) 30°

In which type of mirror does parallel light rays converge to a point after reflection?
a) Concave mirror
b) Convex mirror
c) Plane mirror
d) Diffuse mirror

Answer
a) Concave mirror

Which of the following is true about the image formed by a plane mirror?
a) The image is real and inverted
b) The image is virtual and upright
c) The image is real and upright
d) The image is virtual and inverted

Answer
b) The image is virtual and upright

What does the law of reflection apply to?
a) Sound waves
b) Water waves
c) Light waves
d) Electromagnetic waves

Answer
c) Light waves

What type of mirror is used in rearview mirrors of vehicles?
a) Concave mirror
b) Convex mirror
c) Plane mirror
d) Spherical mirror

Answer
b) Convex mirror

What happens when light rays reflect off a concave mirror?
a) They spread out
b) They converge
c) They are absorbed
d) They refract

Answer
b) They converge

What happens to light when it strikes a plane mirror?
a) It bends towards the normal
b) It bends away from the normal
c) It reflects at an equal angle to the incident angle
d) It gets absorbed by the mirror

Answer
c) It reflects at an equal angle to the incident angle

The image formed by a convex mirror is always
a) Real and inverted
b) Virtual and upright
c) Real and upright
d) Virtual and inverted

Answer
b) Virtual and upright

What is the focal point of a concave mirror?
a) The point where light converges
b) The point where light diverges
c) The point at which light reflects
d) The point where the image is formed

Answer
a) The point where light converges

What does a convex mirror do to light rays?
a) It causes light rays to converge
b) It causes light rays to diverge
c) It reflects light rays without changing direction
d) It absorbs light rays

Answer
b) It causes light rays to diverge

Which of the following describes the image produced by a convex mirror?
a) Real and inverted
b) Virtual and upright
c) Real and upright
d) Virtual and inverted

Answer
b) Virtual and upright

In the case of a concave mirror, the image of an object placed between the focal point and the mirror is
a) Real and inverted
b) Virtual and upright
c) Real and upright
d) Virtual and inverted

Answer
b) Virtual and upright

In a convex mirror, the image size is always
a) Larger than the object
b) Smaller than the object
c) The same as the object
d) Inverted

Answer
b) Smaller than the object

When parallel rays of light hit a concave mirror, they
a) Reflect and spread out
b) Reflect and converge at a point
c) Reflect and form a virtual image
d) Pass straight through without bending

Answer
b) Reflect and converge at a point

The angle of incidence is defined as the angle between the incident ray and
a) The reflecting surface
b) The normal to the reflecting surface
c) The angle of reflection
d) The refracted ray

Answer
b) The normal to the reflecting surface

What is the nature of the image formed by a plane mirror?
a) Virtual and inverted
b) Real and upright
c) Virtual and upright
d) Real and inverted

Answer
c) Virtual and upright

When light strikes a mirror at an angle of incidence of 90°, what happens?
a) The light is absorbed
b) The light reflects back along its original path
c) The light passes through without reflecting
d) The light bends towards the normal

Answer
b) The light reflects back along its original path

In a concave mirror, the image of an object placed beyond the focal point is
a) Real and upright
b) Virtual and inverted
c) Real and inverted
d) Virtual and upright

Answer
c) Real and inverted

What happens to the image when the object is at the focal point of a concave mirror?
a) The image is formed at infinity
b) The image is virtual and upright
c) The image is real and inverted
d) The image is blurry

Answer
a) The image is formed at infinity

What is a key characteristic of the image formed by a concave mirror when the object is close to the mirror?
a) The image is real and smaller
b) The image is real and upright
c) The image is virtual and larger
d) The image is virtual and inverted

Answer
c) The image is virtual and larger

Which of the following is used in optical devices like magnifying glasses and telescopes?
a) Convex mirrors
b) Concave mirrors
c) Plane mirrors
d) Transparent mirrors

Answer
b) Concave mirrors

What happens when a parallel beam of light strikes a convex mirror?
a) It reflects and converges at a point
b) It reflects and diverges
c) It passes straight through
d) It is absorbed by the mirror

Answer
b) It reflects and diverges

The image produced by a plane mirror is always
a) Virtual and inverted
b) Virtual and upright
c) Real and inverted
d) Real and upright

Answer
b) Virtual and upright

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