Reflection of Light at Curved Surfaces Quiz 3

Question 1

Mirror formula

Accepted Answer

$\frac 1f=\frac 1u+\frac 1v$

Answer

$\frac 1f=\frac 1u-\frac 1v$

Answer

$\frac 1f=\frac vu$

Answer

$\frac 1f=-\frac uv $

Question 2

When parallel rays are incident on a concave mirror, on reflection they meet at the &hellip;&hellip;&hellip;&hellip;&hellip;

Accepted Answer

Focus

Answer

Pole

Answer

Centre of curvature

Answer

None of these

Question 3

Where is the image formed, when the object is placed between mirror and focus?

Accepted Answer

Behind the mirror

Answer

At infinity

Answer

Beyond C

Answer

On C

Question 4

Which type of mirrors are used in headlights of the vehicles?

Accepted Answer

Concave

Answer

Convex

Answer

Bi-concave

Answer

Bi-convex

Question 5

Which mirrors are used in many vehicles as rear view mirrors and window glasses of a car?

Accepted Answer

Convex

Answer

Concave

Answer

Bi-concave

Answer

Bi-convex

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