List of top Physics Questions

Number of degrees of freedom for the monoatomic gas molecule is?
Which of the following statement is true?
Relation between the drift velocity and an electric field is ----?
Wave nature of light can be used to explain which phenomenon?
\( M^0 L T^{-1} \) is the dimension of ___________?
How can we decrease the effective capacitance of a parallel plate capacitor?
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?
What is the maximum wavelength to excite a hydrogen atom?
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 \( n_1, n_2, n_3 \)?
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?
De Broglie wavelength of a quantum photon having energy \( E \)?
A solid sphere, hollow sphere, and solid cylinder start sliding from an inclined plane without rolling. Then the ratio of time taken by them to reach the ground is?
Tension of a rope when a man of mass \( m \) climbs up or down with an acceleration \( a<g \)?
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 \( x = 2 \, \text{m} \)?
If the half-life of \( D \) is 1500 years and \( B \) is 2000 years, what is the mean lifetime?
What phenomenon is explained by the wave nature of electromagnetic radiation?
Electrostatic force is maximum when charge \( Q \) is placed at ------?
If the frequency of the cyclotron is doubled, then the radius becomes?
Relations between the speed of X-ray, gamma-ray, and UV rays when they travel in a vacuum.
A body of mass $ m = 2 \, \text{kg} $ is moving with a velocity of $ 5 \, \text{m/s} $. What is the kinetic energy of the body?

In the figure shown below, a resistance of 150.4 $ \Omega $ is connected in series to an ammeter A of resistance 240 $ \Omega $. A shunt resistance of 10 $ \Omega $ is connected in parallel with the ammeter. The reading of the ammeter is ______ mA.

Consider following statements for refraction of light through prism, when angle of deviation is minimum.
A 4.0 cm long straight wire carrying a current of 8A is placed perpendicular to an uniform magnetic field of strength 0.15 T. The magnetic force on the wire is ______ mN.