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