Work, Power and EnergyHard
Question
The maximum velocity of an electron emitted by light of wevelength λ indent on the surface of a metal of work - function φ is
Options
A.
B.
C.
D.
mv2 = 
- φ ⇒ v = 
More Work, Power and Energy Questions
The kinetic energy of a body becomes four times its initial value. The new linear momentum will be:-...A resitance ′R′ draws power ′P′ when connected to an AC source. If an inductance is now placed i...A uniform cylinder of length L and mass M having cross- sectional area A is suspended, with its length vertical, from a ...A particle, which is constrained to move along x-axis, is subjected to a force in the same direction which varies with t...A pendulum bob of mass m is suspended at rest. A constant horizontal force F = mg /2 starts acting on it. The maximum an...