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Assertion : Cathode rays are a stream of...

Assertion : Cathode rays are a stream of `alpha`-particles.
Reason : They are generated under high pressure and high voltage.

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion.

C

If assertion is true but reason is false.

D

If the assertion and reason both are false.

Text Solution

Verified by Experts

The correct Answer is:
D
Both assertion and reason are false. Cathode rays are stream of electrons. They are generated through gases at low pressure and high voltage.
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