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

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

120 Volts

210 Volts

10 Volts

200 Volts

2 / 10

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

16 watts

20 watts

10 watts

24 watts

3 / 10

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

Volt

Coulomb

Ampere

Watt

4 / 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

20 ohms

30 ohms

7.2 ohms

5 / 10

What component does the below circuit symbol represent?

Resistor

Cell

Capacitor

Voltmeter

6 / 10

Which is the other name of 'voltage'?

Potential difference

Current

Resistence

Power

7 / 10

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

72 amperes

18 amperes

6 amperes

2 amperes

8 / 10

What is the electrical current?

The flow of electric charge.

The rate at which electrical energy is transferred.

The potential difference between two points in an electric circuit.

Energy per unit charge.

9 / 10

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

Add a cell and close the switch.

Add a cell.

Close the switch.

Add another lamp.

10 / 10

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

Volt

Coulomb

Ampere

Watt

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