Civil Engineering MCQJE Level Civil Engineering
While reviewing current through a conductor, which conclusion is correct? Avoid the common trap that resistance is measured in joule.
Physics and ChemistryOhm LawMEDIUM
Choose the correct answer
A
Ohm law applies to every non-ohmic device exactly
B
resistance is measured in joule
C
current is proportional to potential difference for constant resistance
D
current is independent of voltage
Correct Answer
C. current is proportional to potential difference for constant resistance
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Ohm's law is V = IR for ohmic conductors. Correct option: C.
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This MCQ belongs to RRB JE Civil & Allied Engineering CBT-2 Full Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.