Discussion :: Materials and Components
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Assertion (A): An electron having charge - e and mass m and lying in an electric field E is subjected to an acceleration - (e/m) E.
Reason (R): If there are n electrons/m3 moving with velocity vx and each electron has a charge - e, the current density J = - n evx.
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A.
Both A and R are true and R is correct explanation of A
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B.
Both A and R are true but R is not correct explanation of A
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C.
A is true but R is false
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D.
A is false but R is true
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Answer : Option B
Explanation :
No answer description available for this question.
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