List of top Physics Questions asked in KEAM

The inward electric flux through a closed surface is \( 6 \times 10^{-5} \) and the outward flux is \( 3 \times 10^{-5} \). Then the total charge enclosed is?
The ratio of the angular speed of the minute hand to the second hand of a watch is?
A planet revolves around the sun with a time period 27 times that of planet B. Planet A is at \( x \) times the distance of planet B from the sun. Find the value of \( x \).
The fundamental frequency of a string of length \( l \) is \( n \). The string is cut into 3 parts \( l_1, l_2, \) and \( l_3 \), each having fundamental frequency \( n_1, n_2, n_3 \). Then, what is the relationship between \( n_1, n_2, n_3 \)?
If the half-life of \( D \) is 1500 years and \( B \) is 2000 years, what is the mean lifetime?
Relation between the drift velocity and an electric field is ----?
After a collision, two particles move together, then the collision is?
De Broglie wavelength of a quantum photon having energy \( E \)?
Electrostatic force is maximum when charge \( Q \) is placed at ------?
In a Carnot engine, efficiency is dependent on ________?
Number of degrees of freedom for the monoatomic gas molecule is?
Brewster's angle should lie between?
Moment of inertia of solid sphere having mass M and radius R about an axis passing through diameter is I. Moment of inertia of sphere of mass 2M and radius 2R is:
Velocity of man swimming along the flow of river is 10 km/h and against the flow is 6 km/h. Velocity of man in still water is
The angular velocity of the minute hand and the second hand is?
Product of $ P $ and $ V $ of an ideal gas related to translational part of internal energy $ E $ as
4 masses are placed at 4 corners of square ABCD. If one mass is removed from the corner B, then the centre of mass lies in the line joining
Mean free path is inversely proportional to (n = number density, d = diameter of particle)
The dimensional formula of product of moment of inertia and square of angular velocity is:
The ratio of the velocity of light in a vacuum to that in a medium is?
If the torque on electric dipole placed with $30^\circ$ to electric field is $ \tau $, then what will be the torque if it is placed $45^\circ$ with electric field?
The velocity of light through a medium of relative permittivity 2 and relative permeability 4.5 is (in terms of $ c $):
If the kinetic energy decreases by 49%, what is the percentage change in speed?
If Young's modulus and densities are in the ratio 3:2 and 3:1 respectively, the ratio of velocity of sound is:
If $ \mu_s $ and $ \mu_k $ are static and kinetic friction, then: