10th Class RCM

A shiny spoon’s inner side acts like which mirror?

• Concave

• Convex

• Plane

• Prism

Which point is the middle of a spherical mirror?

• Focus

• Pole

• Centre of curvature

• Edge

The line that passes through pole and centre of curvature is called the

• Axis of Earth

• Principal axis

• Normal line

• Light ray

The distance from pole to focus is called

• Radius

• Diameter

• Focal length

• Object distance

Rays parallel to the principal axis, after reflection from a concave mirror, meet at the

• Pole

• Focus

• Centre of curvature

• Infinity

A real image can always be

• Seen in the mirror only

• Caught on a screen

• Larger than the object

• Upright

An image that cannot be caught on a screen is called

• Real

• Virtual

• Inverted

• Diminished

When the object is very close to a concave mirror (inside focus), the image is

• Real and inverted

• Virtual and erect

• Real and erect

• Diminished only

A convex mirror always gives an image that is

• Larger and inverted

• Smaller and erect

• Same size and real

• Larger and real

A rear-view mirror in cars is usually

• Concave

• Convex

• Plane

• Prism