The colour of the positive column in a gas discharge tube depends on
Electron volt is a unit of
a beam of cathode rays is subjected to crossed Electric (E) and Magnetic field (B)
The charge on electron was discovered by
The specific charge of an electron is
Positive rays consists of
Positive rays are very identical to
The value +1/2 and -1/2 of spin quantum number show
O++, C+ , He++ and H+ ions are projected on the photographic plate with same velocity in a mass spectrograph. Which one will strik..
One moving electron when comes closer to other stationary electron
A cathode emits
When cathode-rays strike a metal target of high melting point with a very high velocity, then which of the following are produced
In A discharge tube ionization of enclosed gas is
Which of the following law is used in the Millikans method for the determination of charge
A charge of magnitude 3e and mass 2m is moving in a electric field
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