Electricity Quiz — 7 Free Questions

Question 1

In the symbol for a cell, which line, the longer one or the shorter one, represents the positive terminal?

Question 2

Besides current, potential difference, resistance, and circuits, which other major effect of electric current did this chapter cover?

Question 3

What is the formula for the total (equivalent) resistance of resistors R1, R2, and R3 connected in series?

Question 4

What is electric potential difference between two points in a circuit?

Question 5

What is the formula form of Ohm's Law?

Question 6

What is the formula for the reciprocal of the total (equivalent) resistance of resistors R1, R2, and R3 connected in parallel?

Question 7

How does the resistivity of metals compare with the resistivity of insulators?

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About Electricity

This quiz covers Chapter 3 of CBSE Class 10 Physics, Electricity.

It opens with electric current and circuits, and electric potential difference, along with the ammeter and voltmeter used to measure them. It then covers circuit diagrams and symbols, and Ohm's Law, the basic rule linking current, potential difference, and resistance.

The quiz then moves to the factors that affect a conductor's resistance, including length, area, material, and temperature, before covering how resistors behave when connected in series and in parallel.

It closes with the heating effect of electric current, including the electric fuse, and electric power, including the commercial unit used on electricity bills.

Every question comes with a clear, simple explanation, so incorrect answers become as instructive as correct ones, whether you are revising for a school test or a board exam.