City Guilds Model Questions Vol1 2021 Engineering Question 38

Practice objective / multiple choice question 38 from the 2021 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2021 Engineering Objective / Multiple Choice Easy Difficulty

Question 38 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2021 • ENGINEERING • objective

A circuit is powered by a 12 V battery. Resistor \(R_{1}=4\;\Omega\) is in series with the parallel combination of a 6 \Omega resistor \(R_{2}\) and an unknown resistor \(R_{3}\). The total current drawn from the battery is 2 A. Find the value of \(R_{3}\) (in \(\Omega\)).

Answer Options

Correct Answer A. 3 Ω

B. 4 Ω

C. 6 Ω

D. 2 Ω

Correct Answer

Correct Option:

3 Ω

About This Question

This is City Guilds Model Questions Vol1 2021 Engineering Question 38. It is one of the objective questions from the 2021 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Easy .

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City Guilds Model Questions Vol1 2021 Engineering Question 38

A circuit is powered by a 12 V battery. Resistor \(R_{1}=4\;\Omega\) is in series with the parallel combination of a 6 \Omega resistor \(R_{2}\) and an unknown resistor \(R_{3}\). The total current drawn from the battery is 2 A. Find the value of \(R_{3}\) (in \(\Omega\)).

Answer Options

About This Question

Master the Exam!

A circuit is powered by a 12 V battery. Resistor \(R_{1}=4\;\Omega\) is in series with the parallel combination of a 6 \Omega resistor \(R_{2}\) and an unknown resistor \(R_{3}\). The total current drawn from the battery is 2 A. Find the value of \(R_{3}\) (in \(\Omega\)).