List of top Physics Questions asked in AP POLYCET

The power of a lens of focal length 20 cm is
The light which has the maximum angle of deviation is
Splitting of white light into VIBGYOR colours is called
Blue colour of the sky is due to the scattering of light by the atmospheric molecules of
Irrespective of the position of the object on the principal axis, a concave lens always forms an image of nature
The angle between paraxial rays and principal axis is
The lens which is bounded by one-curved surface is
A light ray bends away from normal when it travels from
A rectangular tank of depth 4 m is full of water of refractive index \(\frac 43\). When viewed from the top, the bottom of the tank is seen at a depth of
A convex lens gives a virtual image when the object is placed on the principal axis
If \(v_1\) and \(v_2\) are the speeds of light in the two media of refractive indices \(n_1\) and \(n_2\) respectively, then
The pair of substances which have the same value of specific heat is
During the process of conversion from liquid to solid, the internal energy of the water
Formation of dew and fog is due to the process of
If 27 °C+x=300 K, then the value of x is
Relationship among the speed of light wave (v), wavelength (λ) and frequency (f) is given by
If v1and v2 are the speeds of light in the two media of refractive indices n1 and n2 respectively, then
If the object and image distances due to a convex lens are x each, then its focal length is
Farsightedness is called
Which of the following statements on red colour light is true?
Two resistors of 0·4 Ω and 0·6 Ω are connected in parallel combination. Their equivalent resistance is
If the specific resistance of a wire of length 2 m and area of cross-section 1 mm2 is 10–8 Ω-m, then calculate the resistance.
Volt per ampere is called
Usually Doctors, after testing for defects of vision, prescribe the corrective lens indicating their
The device which maintains a constant potential difference between its ends is called