When the canal ray experiment was conducted by taking helium gas in the discharge tube, e/m value of the particles was found to be less under low voltage and it was found to be more under highvoltage . How do you explainthis ?

When the canal ray experiment was conducted by taking helium gas in th

1.	When the canal ray experiment was conducted by taking helium gas in the discharge tube, e/m value of the particles was found to be less under low voltage and it was found to be more under highvoltage . How do you explainthis ?
Answer» Solution :(i) The amount of energy required to cause ionisation . (II) Factors affecting e/m VALUES (III) Charge on helium gas under low PRESSURE and high pressure. (iv) The EFFECT of charge on e/m.