City Guilds Model Questions Vol1 2023 Engineering Question 17

Practice objective / multiple choice question 17 from the 2023 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2023 Engineering Objective / Multiple Choice Medium Difficulty
Question 17 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2023 • ENGINEERING • objective

An electric motor drives a gear train as follows: Gear A (diameter \(100\ \text{mm}\)) is mounted on the motor shaft rotating at \(1500\ \text{rpm}\) and delivering a torque of \(10\ \text{N·m}\). Gear A meshes with Gear B (diameter \(250\ \text{mm}\)). Gear B is fixed on the same shaft as Gear C (diameter \(80\ \text{mm}\)), which in turn meshes with Gear D (diameter \(200\ \text{mm}\)) attached to the load. Each gear mesh operates at an efficiency of \(95\%\). Determine the torque delivered to the load (Gear D) in newton‑metres, correct to two decimal places.

Answer Options

A. 70.00 N·m
B. 45.00 N·m
C. 62.50 N·m
Correct Answer D. 56.41 N·m
Correct Answer
D
Correct Option:
56.41 N·m

About This Question

This is City Guilds Model Questions Vol1 2023 Engineering Question 17. It is one of the objective questions from the 2023 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Medium .

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