$A$ metal plate gets heated when cathode rays strike against it due to:

  • A
    Kinetic energy of cathode rays
  • B
    Potential energy of cathode rays
  • C
    Linear velocity of cathode rays
  • D
    Angular velocity of cathode rays

Explore More

Similar Questions

Cathode rays are produced when the pressure is of the order of

The mass of the electron varies with

Write information about the negative electric charge emitted from metals when $UV$ light is incident on them or when metals are heated.

$A$ cathode emits $1.8 \times 10^{14}$ electrons per second when heated. When $400 \ V$ is applied to the anode,all the emitted electrons reach the anode. The charge on an electron is $1.6 \times 10^{-19} \ C$. The maximum anode current is ............ $\mu A$.

An electron is:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo