Metrology MCQs 8 Welcome to Shaheen Leader Academy We expect 100% result. Click on Start Button. Your time is Ended. Thanks Metrology Quiz 1 / 25 Which error is observed due to lack of squareness when depth is measured using depth micrometer? Parallax error Cosine error Sine error All of the above 2 / 25 Error of Measurement True value - measured value Measured value - true value Measured value - precision Precision - true value 3 / 25 Which of the following statements is/are false for Co-ordinate measuring machine? Loading and unloading operations are easily done by cantilever type of co-ordinate measuring machine Gantry type of co-ordinate measuring machine use inductive transducers for measurement Conventional comparators have greater accuracy than co-ordinate measuring machines All the statements are false 4 / 25 Internal diameter of any workplace can be measured using:- Johansson mickrocator All of them Solex pneumatic comparator 5 / 25 Which instrument is most accurate:- Vertical caliper manometric screw gauge optical projector 6 / 25 Smooth motion in involute tooth profile is possible due to None of the above constant pressure angle variation in pressure angle Both a. and b. 7 / 25 When tolerance is given one side of basic dimension it is called:- Allowance system Tolerance system Unilateral system 8 / 25 _____ is equal to the differences of the two limits of size of the part Low limit Design size High limit Tolerance 9 / 25 If the spindle of a micrometer does not move by rotating the thimble then the instrument is said to have:- Positive error Zero error Backlash error 10 / 25 Which is not an angle measuring device;- Feeler gauge Sine bar Combination set 11 / 25 Which among the following is a type of direct measuring instrument of roughness? Micro interferometer None of the above Wallace surface dynamometer Profilometer 12 / 25 Quality improvement planning is related to which category of cost? Cost of failure Cost of prevention All of the above Cost of appraisal 13 / 25 By which material meter bar is made of:- Bronze Platinum iron alloy Platinu 14 / 25 A vernier scale is good enough to read in _________ after decimal:- One digit Two digit Three digit 15 / 25 What are the factors causing sampling error? Sample size Both a. and b. Method of sample selection None of the above 16 / 25 The thickness of oil film at the surface of slip gauge is of order of:- 1 micron 0.005 micron 0.1 micron 17 / 25 Stick micrometers are used for measuring:- longer external length depth of holes longer internal lengths 18 / 25 What are the two grades of angle gauges? Precise and Normal Master and tool room High and low Standard and Industrial 19 / 25 Which method is used to test the straightness of an object? All of the above Indicator method Wedge method Interference method 20 / 25 For inspection purpose, ___________ slip gauges are used:- 2 grade 00 grade 1 grade 21 / 25 The following is not used to measure angles Clinometers Optical flats Bevel protectors Calibrated levels 22 / 25 1 Angstrom (Å) = _____ 10^-12m 10^-6m 10^-8m 10^-10m 23 / 25 Why ceramic slip gauges are better than steel slip gauges? Due to its resistance to wear Due to its thermal Expansion Due to its resistance to impact Due to its wringing capability 24 / 25 Mechanical comparator have low inertia :- True False 25 / 25 The closed system has higher ________ than open loop control system:- Bandwidth Frequency Gain Your score is LinkedIn Facebook Twitter VKontakte Restart quiz Apply Here for Online Registration