City Guilds Model Questions Vol1 2021 Engineering Question 7

Practice objective / multiple choice question 7 from the 2021 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2021 Engineering Objective / Multiple Choice Medium Difficulty
Question 7 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2021 • ENGINEERING • objective

An L‑shaped steel plate is formed by joining two rectangular sections as shown: Section A is 200 mm long and 100 mm high; Section B is 150 mm long and 80 mm high and is attached to the top of Section A, sharing the left edge. Assuming uniform thickness and material, determine the coordinates \((\bar{x},\ \bar{y})\) of the centroid of the composite shape measured from the outer corner O (the right‑angle corner of the L). Give your answers to two decimal places.

Answer Options

A. x̄ = 85.40 mm, ȳ = 90.12 mm
Correct Answer B. x̄ = 90.63 mm, ȳ = 83.75 mm
C. x̄ = 95.20 mm, ȳ = 78.60 mm
D. x̄ = 90.63 mm, ȳ = 80.00 mm
Correct Answer
B
Correct Option:
x̄ = 90.63 mm, ȳ = 83.75 mm

About This Question

This is City Guilds Model Questions Vol1 2021 Engineering Question 7. It is one of the objective questions from the 2021 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Medium .

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