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प्रश्न
Resistance of a wire depends on, ______.
पर्याय
temperature
geometry
nature of material
all the above
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उत्तर
all the above
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संबंधित प्रश्न
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.
What is resistance?
The resistance of a straight conductor is independent of ______.
The resistance of a conductor is R. If Its length is doubled, then its new resistance will be ______.
Three resistors are connected in series with a cell. If the current in each resistor is 1.5A, then the current through the cell will be ______.
The ______ is the measure of opposition offered by the component to the flow of electric current through it.
The process of conduction of electric current through the solution is called ______.
Define the following:
Variable 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.
