City Guilds Model Questions Vol1 2020 Engineering Question 21

Practice objective / multiple choice question 21 from the 2020 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2020 Engineering Objective / Multiple Choice Medium Difficulty
Question 21 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2020 • ENGINEERING • objective

A motor supplies \(5\ \text{kW}\) of mechanical power at \(1500\ \text{rpm}\) to a gear train. The train consists of gear A (20 teeth) meshing with gear B (40 teeth) on the same shaft as gear C (30 teeth), which drives gear D (60 teeth). The overall efficiency of the gear train is 85 %. Determine the torque delivered by gear D (in N·m), correct to one decimal place.

Answer Options

A. 63.7
Correct Answer B. 108.2
C. 54.1
D. 127.3
Correct Answer
B
Correct Option:
108.2

About This Question

This is City Guilds Model Questions Vol1 2020 Engineering Question 21. It is one of the objective questions from the 2020 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Medium .

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