In a discharge tube ionization of enclosed gas is produced due to collisions between

In a discharge tube, the source of positive rays is

Glow in discharge tube is due to

The electric current in a discharge tube containing a gas is due to

Colour in discharge tube filled with gas at low pressure is due to …

A modified discharge tube is used as ________.

Electrons of energy 12.1 eV are fired at hydrogen atoms in a discharge tube. If the ionization potential of hydrogen is 13.6 eV, then

Electrons of energy 12.1 eV are fired at hydrogen atoms in a discharge tube. If the ionization potential of hydrogen is 13.6 eV, then

In a discharged tube containing only one elementary gas other than hydrogen, the different anode by particles