List of top Questions asked in AP POLYCET

If the speed of light in glass is $ 2 \times 10^8 \, m/s $ and the speed of light in air is $ 3 \times 10^8 \, m/s $, the refractive index of glass with respect to air is:
Why are cooking vessels made up of metals like copper and aluminium?
The delicate membrane having enormous number of light sensitive cells is:
The minimum distance at which the objects can be seen most distinctly without strain is called
The amount of light entering the eye is regulated and controlled by the
An object is placed at a distance of $ 30 \, cm $ from a concave lens of focal length $ 20 \, cm $. The image distance is:
If the height of the image is equal to the height of an object placed near a spherical lens, then the magnification $ m $ is
The power of a lens is $ 4 \, D $. Its focal length is
An object placed between the principal focus and center of curvature of a convex lens forms an image:
The focal length of a spherical mirror is $ 10 \, cm $. Its radius of curvature is:
Tenth term of the AP \( 1, -1, -3, -5, \dots \) is
Identify the wrong statement among the following:
SI unit of electrical resistivity is
Which of the following is an insulator?
The image formed by a plane mirror is always:
The distance between the pole and the principal focus of a spherical mirror is called:
A diminished, virtual and erect image is formed by a
The mirror used by a dentist to see a large image of the teeth of the patients is
A ray of light travelling in air enters obliquely into water. This light ray
The focal length of a spherical mirror is \( 10 \, cm \). Its radius of curvature is:
Which of the following is not irrational?
A card is drawn from a set of 52 cards. The probability of getting a queen card is:
Which of the following has equally likely outcomes?
If \( P(E) = \), then:
Which of the following cannot be a probability?