Light

Convex mirror is also called as

• converging mirror

• diverging mirror

• plane mirror

• silver mirror

Which of the following is a concave mirror?

• 
• 
• 
• 

which of the following is not a property of the image formed by a [lane mirror?

• virtual and erect

• Object size = image size

• object distance = image distance

• Real and inverted

Bouncing of a light ray when it strikes a reflecting surface is called.........

• Refraction

• Dispersion

• Reflection

• Diffraction

The radius of curvature of a convex lens is 20cm. What is its focal length?

• 10 cm

• 20 cm

• 30 cm

• 40 cm