DBATU Model MCQ – Metrology & Quality Engineering Views: 154 [adinserter block="1"] Welcome to your Metrology & Quality Engineering, dated May 23, 2023 1. Johansson mickrocator is a type ofDeselect Answer mechanical optical comparator mechanical comparator optical comparator electrical comparator 2. What is a least square line?Deselect Answer A line which has sum of errors minimum A line which has sum of difference of errors minimum A line which has sum of squares of errors minimum All of the above 3. Why are pitch errors observed in threads?Deselect Answer Lack of inspection Incorrect ratio of tool work velocity Interference between mating parts None of the above 4. Spiral gears are used to transmit power when the shafts areDeselect Answer parallel interesting parallel and intersecting neither parallel nor intersecting 5. Which among the following is a type of control chart for variables?Deselect Answer X chart P chart C chart U chart 6. What are the factors causing sampling error?Deselect Answer method of sample selection Sample size Both a & b None of the above 7. What is the type of instrument shown below?Deselect Answer Bore gauge Telescopic gauge Slip gauge All of the above 8. Indicator method is used to testDeselect Answer straightness squareness flatness all of the above 9. Which type of fringe is formed, if a path difference of λ/2 is observed in an interference pattern?Deselect Answer Dark fringe Bright fringe Both bright and dark fringe overlap Unpredictable 10. Which among the following causes first order surface irregularity?Deselect Answer Lack of rigidity Feed and speed vibration Lack of straightness Please fill in the comment box below. [adinserter block="1"]
