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Assertion: Magnitude of electric force a...

Assertion: Magnitude of electric force acting on a proton and an electron, moving in a uniform electric field is same, where as acceleration of electron is 1836 times that of a proton and opposite in direction.
Reason: Electron is lighter than proton. 

A

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C

Assertion is true and Reason is false

D

Assertion is false and Reason is false

Text Solution

Verified by Experts

The correct Answer is:
B
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(A ): Magnitude of electric force acting on a proton and an electron, moving in a uniform electric field is same, where as acceleration of electron is 1836 times that of a proton. (R ): Electron is lighter than proton.

The mass of electron is 1836 times that of proton.

Mass of electron is ………………times less than that of proton.