Adaptive Practice
Electricity
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⏱ 0:30
Easy
The SI unit of electric charge is:
Easy
Ohm's law states that V = IR. If resistance doubles and current is kept constant, voltage becomes:
Easy
Three resistors 2Ω, 3Ω and 6Ω are connected in parallel. The total resistance is:
Easy
Which instrument measures electric current?
Easy
The heating effect of electric current is given by:
Easy
In a household, appliances are connected in:
Easy
A fuse is used to:
Easy
The resistivity of a material depends on: