BIHAR CGL GENERAL STUDIES QUIZ

Question 1:

If the power of an object is expressed in terms of Dioptre, then the object must be a/an _____.

Lens

Jet engine

Electrical furnace

Power plant

Question 2:

The characteristics of the image formed by a plane mirror are-?

Equal Size, Upright, Laterally Inverted, Virtual

Same Size, Straight, Inverted, Real, Magnified

Different Shape, Upright, Inverted, Virtual

Different Size, Magnified, Inverted Virtual

Question 3:

A red rose appears black in green light. This is because-

Pigment in red rose absorbs green light and reflect nothing

Pigment in red rose absorbs white light and reflect black light

Pigment in red rose absorbs green light and reflect all the wavelength of light

Pigment in red rose absorbs green light and reflect green light

Question 4:

In Galilean telescope, the eyepiece is a _________ lens of _______focal length.

Concave, large

Concave, short

Convex, large

Convex, short

Question 5:

Which among the following is NOT a characteristic of the image of an object formed by a plane mirror?

Erect

Laterally inverted

Real

Virtual

Question 6:

Which among the following has the highest energy?

Red light

Indigo light

Orange light

Yellow light

Question 7:

In which of the following convex mirror is used?

Headlights of vehicles

Search light

Torch

Rear-view mirror

Question 8:

The distance between the pole of the mirror and its focal point is called____________

Pole

Centre of curvature

Radius of curvature

Focal length

Question 9:

Which among the following is used as a reflector in search lights?

Plane mirror

Concave mirror

Concave lens

Convex mirror

Question 10: