Subsection 4.3.3. Action and use of circuit components for Physics, IGCSE - revisedeck

4.3.3. Action and use of circuit components

A subsection of Physics, 0625, through 4. Electricity and magnetism

Listing 10 of 137 questions

A student uses 100 cm of resistance wire XY in a circuit to make a potential divider. V Y X sliding contact l He changes the length of wire l by moving the sliding contact along the resistance wire. Which graph shows how the voltmeter reading changes as the length of wire l is increased from zero to 100 cm?

0625_w19_qp_11

MCQ

2019

Paper 1, Variant 1

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Which circuit shows a variable resistor used to control the brightness of a lamp?

0625_w19_qp_13

MCQ

2019

Paper 1, Variant 3

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The circuit shown...

0625_w23_qp_22

MCQ

2023

Paper 2, Variant 2

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Two resistors, with resistances R1 and R2, are used as a potential divider. V1 V2 R1 R2 What is the relationship between R1, R2 and potential differences V1 and V2?

0625_w23_qp_23

MCQ

2023

Paper 2, Variant 3

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The diagram shows a battery connected to two identical resistors. Three ammeters M1, M2 and M3 are connected in the circuit. M1 M2 M3 A A A Meter M1 reads 1.0 A. What are the readings on M2 and on M3?

0625_w09_qp_11

MCQ

2009

Paper 1, Variant 1

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The diagram shows a battery connected to two identical resistors. Three ammeters M1, M2 and M3 are connected in the circuit. M1 M2 M3 A A A Meter M1 reads 1.0 A. What are the readings on M2 and on M3?

0625_w09_qp_12

MCQ

2009

Paper 1, Variant 2

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Identical cells and identical resistors are used to make the circuits shown...

0625_w17_qp_23

MCQ

2017

Paper 2, Variant 3

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Questions Discovered

137