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Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
Aptitude
General Knowledge
Verbal Reasoning
Computer Science
Interview
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Electronics and Communication Engineering
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Materials and Components
Assertion (A): In a conductor, current density remains constant in time as long as E is constant. Reason (R): In a conductor, J = σE.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true but R is false
A is false but R is true
Show Answer
Correct Answer:
Both A and R are true and R is correct explanation of A
Explanation:
In conductors constant E means constant current because conductivity is constant.
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