Advertisements
Advertisements
प्रश्न
Resistance of a wire depends on, ______.
पर्याय
temperature
geometry
nature of material
all the above
उत्तर
all the above
APPEARS IN
संबंधित प्रश्न
Draw a I–V graph for a linear resistor. What does its slope represent?
Assertion (A): Copper is used to make electric wires.
Reason (R): Copper has very low electrical resistance.
How are the home appliances connected in general, in series or parallel. Give reasons.
The effective resistance of three resistors connected in series is lesser than the lowest of the individual resistances.
Two conductors of resistance 2 R and R are connected in series in a battery circuit. The ratio of heat developed In them is ______.
The resistance of a conductor is R. If Its length is doubled, then its new resistance will be ______.
Resistors are connected in series if the resistance of the electric circuit is to be ______.
Define the following:
One ohm
Define the following:
Fixed resistor
Observe the given circuit diagram and answer the questions that follow:
- Calculate the resistance of the circuit when the key K completes the circuit.
- Calculate the current through 3Ω resistance when the circuit is complete.
