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The unit of electrical resistance is –
Question

The unit of electrical resistance is –

A.

ampere

B.

volt

C.

coulomb

D.

ohm

Correct option is D

Ans. (d)
The unit of electrical resistance is the ohm (Ω). It measures the opposition to the flow of electric current.
Information Booster
1. Ohm’s Law: R= V/ I, where R is resistance, V is voltage, and I is current.
2. Resistance depends on:
· Material type.
· Length and cross-sectional area of the conductor.
3. Other related units:
· Ampere (A): Unit of electric current.
· Volt (V): Unit of electric potential.
· Coulomb (C): Unit of electric charge.

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