Question : The type of mirrors used in the headlamp of cars is:

Option 1: parabolic concave

Option 2: plane

Option 3: spherical convex

Option 4: cylindrical concave

Question : Which mirror is used by doctors for examining eyes, ears, nose, and throat?

Option 1: Concave mirror

Option 2: Convex mirror

Option 3: Normal mirror

Option 4: Plane mirror

Question : A rearview mirror for driving is:

Option 1: plain

Option 2: concave

Option 3: convex

Option 4: inverted

Question : A person suffering from long-sightedness wears spectacles having:

Option 1: concave-convex lens

Option 2: lenses with negative

Option 3: concave lenses

Option 4: convex lenses

Question : Directions: In the following question, out of the four alternatives, select the alternative that will improve the highlighted part of the sentence. In case no improvement is needed, select "No Improvement".

There are schools in either sides of the road.

(1) schools on either side

(2) school on either side

(3) school on either sides

(4) No Improvement

Option 1: (1)

Option 2: (2)

Option 3: (3)

Option 4: (4)