Series and parallel circuits - Eduqas

1

A resistor which can be changed without a change of temperature or light intensity is called what?

2

If the temperature of a thermistor is increased, what will happen to the resistance of it?

3

If the intensity of light shining on an LDR is increased, what will happen to its resistance?

4

Two bulbs are connected in a series circuit. One bulb blows, what will happen to the other bulb?

5

What is the combined resistance of a 2 Ω and a 3 Ω resistor connected in series?

6

What is the combined resistance of a 25 Ω and a 30 Ω resistor connected in series?

7

Two bulbs are connected in a parallel circuit. One bulb blows, what will happen to the other bulb?

8

A parallel circuit has two identical resistors. A current of 4 A flows from the battery. What is the value of the current through each resistor?

9

A series circuit has two identical resistors. A current of 4 A flows from the battery. What is the value of the current through each resistor?

10

Outline a possible hazard when using resistors in a circuit.