City Guilds Model Questions Vol1 2017 Engineering Question 31

Practice objective / multiple choice question 31 from the 2017 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2017 Engineering Objective / Multiple Choice Easy Difficulty
Question 31 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2017 • ENGINEERING • objective

A steel rod 2.0 m long at (20^{\circ}\text{C}\) has a linear expansion coefficient of \(12\times10^{-6}\ \text{°C}^{-1}\). The maximum permissible length for the rod is \(2.0015\ \text{m}\). What is the highest temperature (in \(^{\circ}\text{C}\)) the rod can reach without exceeding this limit?

Answer Options

A. 80^{\circ}\text{C}
B. 85^{\circ}\text{C}
Correct Answer C. 82.5^{\circ}\text{C}
D. 90^{\circ}\text{C}
Correct Answer
C
Correct Option:
82.5^{\circ}\text{C}

About This Question

This is City Guilds Model Questions Vol1 2017 Engineering Question 31. It is one of the objective questions from the 2017 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Easy .

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