Which type of mirror produces virtual, diminished and erect image?
(a) Plane mirror
(b) Concave mirror
(c) Convex mirror
(d) Parabolic mirror
WBBSE
Class X
Physical Science
Light – Reflection and Refraction
01 Mark
2025
(c) Convex mirror
Explanation:
A convex mirror always forms an image which is virtual, erect and diminished for all positions of the object. Hence convex mirrors are used as rear-view mirrors in vehicles to see a large field of view with smaller, upright images.
Related Questions
More WBBSE Easy level questions
1/12
Q.
What type of lens is used as a magnifying glass?
A.
Convex lens Explanation: Convex lens forms virtual, erect, magnified image for objects...
Q.
Which parameter remains unaltered during refraction of light?
A.
(c) Frequency Explanation: During refraction, a light ray bends because its speed...
Q.
For which value of the angle of incidence in refraction of light is Snell’s law...
A.
Snell’s law is not applicable when the angle of incidence is 0°.
Q.
What is now used in electrical circuits instead of fuse wire?
A.
MCB / Miniature circuit breaker
Q.
Name the greenhouse gas discharged from a refrigerator.
A.
CFC / HFC
Q.
Which layer of atmosphere is susceptible to storm and rain?
A.
Troposphere Explanation: Troposphere is the lowest layer nearest to Earth's surface, where...
Q.
Which metal is used as catalyst in Haber’s process for preparation of ammonia?
A.
The metal used as a catalyst in the Haber’s process for the...
Q.
Which gas is produced at the cathode during electrolysis of acidified water?
A.
Hydrogen. Explanation: In electrolysis of acidified water with Pt electrodes, H⁺ ions...
Q.
State True or False: Electrolysis always involves the process of oxidation-reduction.
A.
True. Explanation: Electrolysis drives chemical reactions using electrical energy, involving oxidation at...
Q.
Which one of the following is the unit of electrical energy? (a) Watt (b) Ohm...
A.
(c) Kilowatt-hour Explanation: Electrical power is defined as work done per unit...
Q.
The coefficient of thermal conduction depends on
A.
(b) property of the material of the conductor
Q.
Identify the greenhouse gas: (a) Oxygen (b) Hydrogen (c) Water vapour (d) Nitrogen
A.
(c) Water vapour Explanation: Greenhouse gases are gases that trap heat in...