Physics questions for CBSE XII

What is the formula of Acceleration?

The angle between an equipotential surface and the electric lines of force at any point is always:

How is the drift velocity (v_d) of free electrons in a metallic conductor related to the applied electric field (E) and relaxation time (tau)?

The net magnetic flux through any closed surface is always:

In a series LCR circuit at resonance, the phase difference between the applied AC voltage and the current in the circuit is:

Which electromagnetic waves are used in RADAR systems for aircraft navigation?

In Young's double-slit experiment (YDSE), if the distance between the slits is halved and the distance between the slits and the screen is doubled, the fringe width (beta) becomes:

The work function of caesium is 2.14 eV. When light of photon energy 3.0 eV is incident on it, the maximum kinetic energy of the emitted photoelectrons is: