Question

Which of the following statement is incorrect about the characteristics of cathode rays?Which of the following statement is incorrect about the characteristics of cathode rays? Choose one: They originate from the surface of cathode They travel in straight line in the absence of an external electrical or magnetic field Charge-to-mass ratio (e/m ratio) of cathode rays is independent of the material of electrodes in cathode ray tube Charge-to-mass ratio of cathode rays depend upon the nature of gas present in cathode ray tube

Answer 1

charge to mass ratio of cathode rays js independent of the electrodes in cathode ray tube.