Assessment 20250422 Light – Reflection and Refraction Ch10

Front

Concave mirrors are used in which of the following devices? Solar cookers, Rear-view mirrors in vehicles, Shaving mirrors, All of the above

Back

All of the above

Front

Convex mirrors are commonly used in which of the following places?

• Rear-view mirrors in vehicles
• Microscopes
• Projectors
• Cameras

Back

Rear-view mirrors in vehicles

Front

What happens when we move the face away from the convex side of the spoon?

Back

The image becomes smaller

Front

The image at the concave side of the spoon is ________, inverted and diminished.

Back

real

Front

When we move away from the spoon, the image also becomes ________.

Back

smaller

Front

The image at the convex side of the spoon is virtual, erect and ________.

Back

diminished

Front

When we move away from the spoon, the rate of reduction in size is more.

Back

True

Front

A spoon acts as a concave mirror from its front side, and as a convex mirror from the back side.

Back

True

Front

What happens when we move the face away from the convex side of the spoon?

Back

The image remains upright and virtual but gets smaller as the face moves farther away. Convex mirrors always form a diminished image, no matter the distance.

Front

Image formation at a concave mirror/spoon when the object is between C and ∞.

Back

Real and diminished