City Guilds Model Questions Vol1 2018 Engineering Question 40
Practice objective / multiple choice question 40 from the 2018 City Guilds Model Questions Vol1 Engineering examination.
A length is measured with a digital caliper that has a resolution of 0.01 mm. The reading obtained is 25.34 mm. The instrument has a known systematic error of +0.02 mm and a random error (standard deviation) of 0.005 mm. Determine the combined standard uncertainty and give the final result with a 95 % confidence interval (use a coverage factor \(k=2\)).
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About This Question
This is City Guilds Model Questions Vol1 2018 Engineering Question 40. It is one of the objective questions from the 2018 City Guilds Model Questions Vol1 Engineering examination.
Difficulty level: Hard .
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