List of top Physics Questions

A person can see distant objects clearly but cannot see nearby objects distinctly. The person is suffering from:
The length of minute hand in a clock is 4.5 cm. If the tip of the minute hand moves from 6 AM to 6:30 AM, the average velocity of the tip is:
The thermo emf of a thermocouple varies with temperature as \( E = A\theta + B\theta^2 \). If the cold junction is kept at \( 0^\circ C \), the neutral temperature is:
The ratio of the average value of kinetic energy to that of potential energy for an SHM is:
If the charge \(Q\) is given to a conductor, then
A ball is projected vertically up with speed \( V_0 \) from a certain height H. When the ball reaches the ground the speed is \( 3V_0 \). The time taken by the ball to reach the ground and height H respectively are (g = acceleration due to gravity)
Minimum wavelength of Brackett series corresponds to transition from $ n_1 $ to $ n_2 $, where $ n_1 $ and $ n_2 $ are respectively...
The blue colour of clear sky is due to
Advance sunrise and delayed sunset are due to
The formation of a rainbow in the sky involves:
The band of the coloured components of a light beam is called its
The defect myopia can be corrected by using a:
The amount of light entering the eye is regulated and controlled by the
The minimum distance at which the objects can be seen most distinctly without strain is called
The delicate membrane having enormous number of light sensitive cells 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:
An object is placed at a distance of $ 30 \, cm $ from a concave lens of focal length $ 20 \, cm $. The image distance is:
The focal length of a spherical mirror is $ 10 \, cm $. Its radius of curvature 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: