Does the nature of cathode rays depend on the nature of the cathode.

The nature of anode rays depends upon

Cathode rays are

Cathode rays are

What are cathode rays ?

Cathode rays have

The e/m value for cathode rays

Which of the following statement is not correct regarding cathode rays? (1) Cathode rays originate form the cathode (2) (2) Charge and mass of the particles constituting cathode rays depends upon the nature of the gas (3) Charge and mass of the particles present does not depend upon the material of the cathode ( 4) The ratio charge/mass of the particles is much greater than that of anode rays.