As per Ohm's law, V (potential difference) is equal to
A. I(current)×R(resistance of the conductors)
B. I(current)/R(resistance of the conductors)
C. R(resistance of the conductors)/I(current)
D. I(current) + R(resistance of the conductors)
Related Questions on Chapter 3: Current Electricity Physics Mcqs for High School - Grade 10
Substances that have constant resistance over a wide range of voltages are
A. ohmic
B. non ohmic
C. resistive
D. non resistive
As compare to short wires, long wires have
A. more resistance
B. no resistance
C. less resistance
D. same resistance
The device that disconnects the supply automatically if current exceeds the normal value is known as
A. circuit breaker
B. fuse
C. cable
D. capacitor