List of top Physics Questions asked in KEAM

Relation between the drift velocity and an electric field is ----?
Brewster's angle should lie between?
What phenomenon is explained by the wave nature of electromagnetic radiation?
\( M^0 L T^{-1} \) is the dimension of ___________?
Find the resistance required to be connected to a galvanometer of resistance \(100 \, \Omega\) with a full scale deflection of 1mA into a voltmeter of range 1V.
A cylindrical vessel contains 16 kg at 1 atm. A certain amount of substance is taken out so that pressure becomes 0.7 atm. Find the amount taken out (in kg).
How can we decrease the effective capacitance of a parallel plate capacitor?
A liquid of density \( d \) is moving down in a vessel of height \( h \) with an acceleration \( a<g \). Then the pressure at the bottom is?
A body of mass 0.8kg moves with velocity \( v = 2x^2 + 2 \, \text{m/s} \). What is the work done during its motion from \( x = 0 \) to \( x = 2 \, \text{m} \)?
Work done on splitting a spherical drop into 8 droplets?
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?
A body of mass 0.8kg moves with velocity \( v = 2x^2 + 2 \, \text{m/s} \). What is the work done during its motion from \( x = 0 \) to \( x = 2 \, \text{m} \)?
Electrostatic force is maximum when charge \( Q \) is placed at ------?
Relations between the speed of X-ray, gamma-ray, and UV rays when they travel in a vacuum.
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?
After a collision, two particles move together, then the collision is?
De Broglie wavelength of a quantum photon having energy \( E \)?
Number of degrees of freedom for the monoatomic gas molecule is?
In a Carnot engine, efficiency is dependent on ________?
In an equilateral triangle with each side having resistance \( R \), what is the effective resistance between two sides?
If maximum height and range are equal in projectile motion, then $ \tan \theta = ... $:
The ratio of distance of the sun from the earth to that of the moon from the earth is in the order:
Three identical resistors are connected as triangle ABC. Voltage across AB = 12V. Find the ratio of current through AB to ACB: