Which scientist invented cathode rays ?
Which scientist invented cathode rays ?
Similar Questions
Explain emission of electron from metal. Define work function. Write its unit, work function of metal depend on which factors ?
Explain emission of electron from metal. Define work function. Write its unit, work function of metal depend on which factors ?
Cathode rays are
Cathode rays are
Order of q/m ratio of proton, $\alpha $ -particle and electron is
Order of q/m ratio of proton, $\alpha $ -particle and electron is
Write speed of cathode rays.
Write speed of cathode rays.
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
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