Question : The side mirrors of vehicles are of which type?

Option 1: Convex

Option 2: Concave

Option 3: Plane

Option 4: Inverted

Question : Convex mirror is generally used in _____.

Option 1: solar cookers

Option 2: opthamoscope

Option 3: reflector for head light

Option 4: rear view mirror

Question : An image formed by a concave mirror on a screen is called

Option 1: Virtual image

Option 2: Real image

Option 3: Inverted image

Option 4: Erect image

Question : Persons suffering from myopia are advised to use

Option 1: Convex lens

Option 2: Concave lens

Option 3: Plano-convex lens

Option 4: Plano-concave lens

Question : In the Golgi apparatus, the maturing face is:

Option 1: Spherical

Option 2: Convex

Option 3: Bi-concave

Option 4: Concave