City Guilds Model Questions Vol1 2019 Engineering Question 38

Practice objective / multiple choice question 38 from the 2019 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2019 Engineering Objective / Multiple Choice Medium Difficulty
Question 38 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2019 • ENGINEERING • objective

In a circuit, resistor \(R_{1}\) is connected in series with the parallel combination of resistors \(R_{2}\) and \(R_{3}\). The total resistance measured between the terminals is \(30\ \Omega\). When a \(120\ \text{V}\) source is applied across the whole circuit, the power dissipated in \(R_{1}\) is \(48\ \text{W}\). If \(R_{2}=R_{3}\), determine the resistance value of each of \(R_{2}\) and \(R_{3}\).

Answer Options

A. 108 Ω
Correct Answer B. 54 Ω
C. 36 Ω
D. 27 Ω
Correct Answer
B
Correct Option:
54 Ω

About This Question

This is City Guilds Model Questions Vol1 2019 Engineering Question 38. It is one of the objective questions from the 2019 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Medium .

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