Physics: Current and Voltage Quiz for Grade 7 & 8- Free

Current and Voltage Quiz

The quiz is designed for the various curriculum students such as GCSE, IGCSE, ISC, IB, ICSE, CBSE and National Curriculum England.
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Quiz Level: Grade 7 - 8

Total Questions: 10

1 / 10

What component does the below circuit symbol represent?

Capacitor

Voltmeter

Resistor

Cell

2 / 10

What is the unit of measurement for the 'electrical current'?

Watt

Volt

Ampere

Coulomb

3 / 10

Find the current if a '12 Volt' battery placed across a 6 Ohm resistor?

2 amperes

6 amperes

72 amperes

18 amperes

4 / 10

Find the 'Power' of the circuit if the current is '2 Amps' and the voltage is '8 Volts'?

20 watts

10 watts

16 watts

24 watts

5 / 10

What needs to be done to the below circuit so that the lamp lights up?

Add a cell and close the switch.

Add another lamp.

Close the switch.

Add a cell.

6 / 10

'4.2 Amps' current flows through the resistance and the resistance of an electric iron 50 Ω. Find the voltage between two points.

200 Volts

10 Volts

120 Volts

210 Volts

7 / 10

Which is the other name of 'voltage'?

Potential difference

Current

Resistence

Power

8 / 10

If 0.6 A current flows through a resistor shown in the figure. The voltage of the two points of resistor is 12V. What is the resistance of the resistor?

10 ohms

30 ohms

7.2 ohms

20 ohms

9 / 10

What is the electrical current?

The potential difference between two points in an electric circuit.

The rate at which electrical energy is transferred.

The flow of electric charge.

Energy per unit charge.

10 / 10

What is the standard unit of measurement for an 'electrical charge'?

Volt

Ampere

Watt

Coulomb

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