PHY103 Solutions

PHY103 Tma Solutions

1. The image of the object appears to lie ___

—>> behind the mirror

Inside the mirror

In from of the mirror

at the centre of the mirror

2. One of these is not a characteristic of image formed by plane mirror.

It is upright

It is virtual

—>> It is real

It is laterally inverted

3. The narrowest of light is called ___

parallel beam

convergent beam

divergent beam

—>> ray

4. The formation of an image by a mirror is an application of ___

refraction of light at a plane surface

—>> reflection of light at a plane surface

radiation of light at a plane surface

diffraction of light at a plane surface

5. If surface produces scatted reflection of light, then surface is ___

Smooth Surface

—>> Rough Surface

Plane Surface

Curve Surface

6. What type of image can be formed by imaginary intersection of light rays?

Real Image

Blurred Image

—>> Virtual Image

Magnified Image

7. One of these is a non-luminous object

—>> Moon

Sun

Electric light bulbs

Fire fly

8. A curved surface silvered inside can best be used as ____-

—>> Concave mirror

Convex mirror

Plano-Concave mirror

Plano-Convex mirror.

9. The fundamental component of light in a given direction is called ___

Beam of light

Light spectroscope

—>> Ray of light

Light glare

10. We see objects based on light ___

dispersion

refraction

—>> reflection

deviation

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