Total resistance of series and parallel networks
12th grade (Year 13 in England) · 16 questions · Common Core: NGSS.HS-PS3-5 · England: GCSE Physics: Electricity (resistors in series and parallel), A level Physics: Electricity (extension)
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Date
Score/ 16
Question 1
A 12 Ω resistor and a 6 Ω resistor are connected in parallel. What is their combined resistance, in Ω? (1/R = 1/R₁ + 1/R₂)
AnswerΩ
Question 2
Three resistors of 2 Ω, 15 Ω and 2 Ω are connected in series. What is the total resistance, in Ω?
AnswerΩ
Question 3
A 6 Ω resistor is in series with a parallel pair of 10 Ω and 15 Ω. The supply is 24 V. What current flows from the supply, in A?
AnswerA
Question 4
A 10 Ω resistor and a 15 Ω resistor are connected in parallel. What is their combined resistance, in Ω? (1/R = 1/R₁ + 1/R₂)
AnswerΩ
Question 5
Three resistors of 10 Ω, 15 Ω and 5 Ω are connected in series. What is the total resistance, in Ω?
AnswerΩ
Question 6
A 2 Ω resistor is in series with a parallel pair of 6 Ω and 3 Ω. The supply is 8 V. What current flows from the supply, in A?
AnswerA
Question 7
A 10 Ω resistor and a 15 Ω resistor are connected in parallel. What is their combined resistance, in Ω? (1/R = 1/R₁ + 1/R₂)
AnswerΩ
Question 8
Three resistors of 10 Ω, 3 Ω and 2 Ω are connected in series. What is the total resistance, in Ω?
AnswerΩ
Question 9
A 6 Ω resistor is in series with a parallel pair of 10 Ω and 10 Ω. The supply is 5.5 V. What current flows from the supply, in A?
AnswerA
Question 10
A 10 Ω resistor and a 10 Ω resistor are connected in parallel. What is their combined resistance, in Ω? (1/R = 1/R₁ + 1/R₂)
AnswerΩ
Question 11
Three resistors of 20 Ω, 6 Ω and 1 Ω are connected in series. What is the total resistance, in Ω?
AnswerΩ
Question 12
A 6 Ω resistor is in series with a parallel pair of 6 Ω and 3 Ω. The supply is 16 V. What current flows from the supply, in A?
AnswerA
Question 13
A 20 Ω resistor and a 30 Ω resistor are connected in parallel. What is their combined resistance, in Ω? (1/R = 1/R₁ + 1/R₂)
AnswerΩ
Question 14
Three resistors of 20 Ω, 30 Ω and 10 Ω are connected in series. What is the total resistance, in Ω?
AnswerΩ
Question 15
A 8 Ω resistor is in series with a parallel pair of 6 Ω and 3 Ω. The supply is 10 V. What current flows from the supply, in A?
AnswerA
Question 16
A 6 Ω resistor and a 12 Ω resistor are connected in parallel. What is their combined resistance, in Ω? (1/R = 1/R₁ + 1/R₂)
AnswerΩ
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