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

Similar Questions

The colour of the positive column in a gas discharge tube depends on

In a Millikan's oil drop experiment the charge on an oil drop is calculated to be $6.35 \times {10^{ - 19}}C$. The number of excess electrons on the drop is

The charge on electron was discovered by

In Bainbridge mass spectrograph a potential difference of $1000 V$ is applied between two plates distant $1$ cm apart and magnetic field in $B = 1T$. The velocity of undeflected positive ions in m/s from the velocity selector is

From the following, what charges can be present on oil drops in Millikan's experiment

(Here e is the electronic charge)