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Electricity Practice

Solve chapter-level practice questions for Electricity with reveal-only solutions and quick revision support.

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Practice Test 1

Current, resistance, and power.

Q1. State Ohm's law.
Q2. A charge of 20 C flows in 4 s. Find the current.
Q3. A bulb works on 220 V and draws 0.5 A current. Find its power.
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Quick Q&A Before You Revise

Why are household appliances connected in parallel?

Because each appliance gets the same supply voltage and can work independently without affecting the others.

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