City Guilds Model Questions Vol1 2023 Engineering Question 27

Practice objective / multiple choice question 27 from the 2023 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2023 Engineering Objective / Multiple Choice Medium Difficulty
Question 27 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2023 • ENGINEERING • objective

A shaft is designated as \(20\ \text{mm}\ h7\) and a mating hole as \(20\ \text{mm}\ H7\). Using the ISO system of limits (where the tolerance for IT7 is \(0.021\ \text{mm}\)), determine (a) the maximum possible clearance, (b) the minimum possible clearance, and (c) state whether the resulting fit is a clearance, interference, or transition fit.

Answer Options

A. Maximum clearance = 0.010 mm; Minimum clearance = -0.032 mm (interference); Fit type = transition fit
Correct Answer B. Maximum clearance = 0 mm; Minimum clearance = -0.042 mm (interference); Fit type = transition fit
C. Maximum clearance = -0.005 mm; Minimum clearance = -0.045 mm (interference); Fit type = interference fit
D. Maximum clearance = 0.021 mm; Minimum clearance = -0.021 mm (interference); Fit type = clearance fit
Correct Answer
B
Correct Option:
Maximum clearance = 0 mm; Minimum clearance = -0.042 mm (interference); Fit type = transition fit

About This Question

This is City Guilds Model Questions Vol1 2023 Engineering Question 27. It is one of the objective questions from the 2023 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Medium .

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