City Guilds Model Questions Vol1 2020 Engineering Question 2

Practice objective / multiple choice question 2 from the 2020 City Guilds Model Questions Vol1 Engineering examination.

City Guilds Model Questions Vol1 2020 Engineering Objective / Multiple Choice Hard Difficulty
Question 2 CITY_GUILDS_MODEL_QUESTIONS_VOL1 • 2020 • ENGINEERING • objective

A steel rod is measured with a meter rule that reads 1 % longer than the true length. The observed reading is 150.0 cm and the rule's precision is ±0.2 cm. Find the best estimate of the rod's true length and the maximum possible absolute error in that estimate.

Answer Options

Correct Answer A. 148.5 cm ±0.21 cm
B. 148.0 cm ±0.22 cm
C. 149.5 cm ±0.20 cm
D. 150.0 cm ±0.21 cm
Correct Answer
A
Correct Option:
148.5 cm ±0.21 cm

About This Question

This is City Guilds Model Questions Vol1 2020 Engineering Question 2. It is one of the objective questions from the 2020 City Guilds Model Questions Vol1 Engineering examination.

Difficulty level: Hard .

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