2Q_POST TEST_Image formation in Mirror

Why is the word "ambulance" written backwards?

• To enable motorists, avoid traffic following the ambulance.

• To enable the motorists in front to easily block the road.

• To enable motorist at the back of the ambulance detect emergency.

• To enable motorist in front to easily read it on their rear-view mirror.

How to decide that a mirror is concave or convex without touching it?

• By observing the surface.

• By keeping them in front of your face and observing the kind of image we obtain.

• By keeping them in sunlight so that surfaces can be clearly seen.

• By moving mirrors here and there.

How will you compare the reflected light rays in concave and convex mirror?

• Reflected rays in both mirrors intersect in front of the mirror.

• Reflected rays in both mirrors intersect at the back of the mirror.

• Reflected rays in convex mirror intersect at the front while in concave mirror intersect at the back of the mirror.

• Reflected rays in concave mirror intersect infront of the mirror while in convex mirror it interect at the back of the mirror.

A candle is placed 5.0 cm away from a concave mirror with a focal length of 10.0 cm. What will be the distance of the image in front of the mirror?

• 10.00 cm

• -0.5 cm

• 5.0 cm

• -0.1 cm

If an object will be placed in front of a convex mirror, how will you describe the image?

• Image is real, smaller, and inverted.

• Image is real, bigger and inverted.

• Image is virtual, bigger and upright.

• Image is virtual, smaller and upright.

What kind of mirror is used as surveillance mirror in groceries?

• plane mirror

• concave mirror

• convex mirror

An object is placed at a concave mirror's center of curvature. The image produced by the mirror is located

• out beyond the center of curvature.
• at the center of curvature.
• between the center of curvature and the focal point.
• at the focal point.

Concave spherical mirrors produce images which

• are always smaller than the actual object.
• are always larger than the actual object.
• are always the same size as the actual object.
• could be smaller than, larger than, or the same size as the actual object, depending on the placement of the object.

Which mirror with a surface that curves inward like the inside of a bowl?

• Concave

• Convex

• Plane

• Window