Question

write an experiment to show that cathode rays travel in straight line.​

Answer 1

Answer:

William Crookes in 1879 demonstrated thatcathode rays travel in straight lines. He placed an opaque object like metal cross in the path ofcathode rays in a discharge tube. It was observed that a sharp shadow of the cross was cast on the glass behind the cross.

Answer 2

Explanation:

William Crookes in 1879 demonstrated that cathode rays travel in straight lines. He placed an opaque object like metal cross in the path of cathode rays in a discharge tube. It was observed that a sharp shadow of the cross was cast on the glass behind the cross.