# 5.2.3 Electric Circuits - Resistors In Series/Parallel

9 Questions | Total Attempts: 264  Settings  5. 2. 3 Electric Circuits - Resistors in series/parallel

• 1.
3 resistors of 4 ohms are placed in series - what is their combined (equivalent) resistance?
• A.

1 ohm

• B.

3 ohms

• C.

6 ohms

• D.

12 ohms

• E.

24 ohms

• F.

81 ohms

• 2.
2 resistors each of 4 ohms are in parallel - what is their combined (equivalent) resistance?
• A.

1 ohm

• B.

2 ohms

• C.

3 ohms

• D.

4 ohms

• E.

6 ohms

• F.

8 ohms

• 3.
3 resistors of resistances 4 ohms, 4 ohms and 2 ohms are in parallel with each other.  What is their combined resistance?
• A.

1 ohm

• B.

2 ohms

• C.

3 ohms

• D.

4 ohms

• E.

6 ohms

• F.

8ohms

• G.

10 ohms

• 4.
What can you say about an ideal Voltmeter?
• A.

Resistance is zero

• B.

Resistance is infinite

• C.

Current is zero

• D.

Current is infinite

• E.

PD is zero

• F.

PD is infinite

• 5.
What can you say about an ideal Ammeter?
• A.

Resistance is zero

• B.

Resistance is infinite

• C.

Current is zero

• D.

Current is infinite

• E.

PD is zero

• F.

PD is infinite

• 6.
Which sentence below best describes the behaviour of a Thermistor
• A.

High resistance with high light intensity

• B.

Low resistance with high light intensity

• C.

High resistance when it is stretched

• D.

Low resistance when it is stretched

• E.

High resistance when it is hot

• F.

High resistance when it is cool.

• 7.
Which sentence below best describes the behaviour of a LDR
• A.

High resistance with high light intensity

• B.

Low resistance with high light intensity

• C.

High resistance when it is stretched

• D.

Low resistance when it is stretched

• E.

High resistance when it is hot

• F.

Low resistance when it is cool.

• 8.
Which sentence below best describes the behaviour of a Strain gauge?
• A.

High resistance with high light intensity

• B.

Low resistance with high light intensity

• C.

High resistance when it is stretched

• D.

Low resistance when it is stretched

• E.

High resistance when it is hot

• F.

Low resistance when it is cool.

• 9.
Are there any areas of this section on resistors in series and parallel, ammeters and voltmeters and potential dividers which are confusing?
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