EASY
Upper Secondary-IGCSE
IMPORTANT
Earn 100

For the given circuit find the combined resistance of the three resistors.

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Important Questions on Electrical Circuits

EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.3>Q 3

Describe the nature of current in the circuit.

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EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.3>Q 4

State whether the two resistors are connected in series or parallel?

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EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.3>Q 4

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Which of the following statements is true?

EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.3>Q 5

State whether the two resistors are connected in series or parallel?

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The current in 10 Ω is 1.5 A. Calculate the current (In Amperes) in 30 Ω resistor.

EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 1
Three batteries of emf ε1,ε2,ε3 are connected in series. State the total emf of the arrangement.
EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 2
Explain why we sometimes connect cells in parallel?
EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 3
Calculate the combined resistance of four 120 Ω resistances connected in parallel.
EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 19 - Electrical Circuits>Exercise 19.4>Q 4

By comparing the potential difference across the resistors, determine which resistor has the greatest resistance?

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