The e//m ratio for electron was determined by ……..

The e/m ratio for cathode rays:

The e/m ratio for cathode rays

The e/m ratio for Anode rays

The (e)/(m) value of electron is

The value of e/m of an electron was measured by:

The constancy of e/m ratio for electron shows that

The constancy of e/m ratio for electron shows that

The constancy of e/m ratio for electrons insdpite of variation of gas present in the discharge tube or of the matrial of the cathode shows that