Mechanical Measurements Set 3

Mechanical Engineering

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This set of Mechanical Measurements Multiple Choice Questions & Answers (MCQs) focuses on Mechanical Measurements Set 3

Q1 | A pirani gauge works on the principle of change of
Q2 | The thickness of oil film between gage blocks is of the order of
Q3 | The degree of perfection used in instruments, the methods and the observations, is known as
Q4 | A flow measuring system with a square root extractor usually has
Q5 | A flapper nozzle is used in
Q6 | Which of the following materials has minimum temperature coefficient of resistance
Q7 | The direction of current in case of antimony bismuth thermocouple will be
Q8 | A hydrometer can be used to measure
Q9 | The advantage of piezoelectric crystal as transducer is
Q10 | In a thermocouple, the potential between the two junctions is due to the temperature gradient along the conductors in the circuit. This effect is named as
Q11 | Nickel is the major constituent of which the following pressure gauge Bourdon tube material
Q12 | In a car the fuel level is measured by
Q13 | Flow rate of a river can be determined by
Q14 | Under force-current analogy, the reciprocal of inductance is considered analogous to
Q15 | The larget range through which the measurable variable can change without the change being indicated by the indicator is known as
Q16 | Which of the following instruments is preferred for the measurement of pressure in a steam condenser
Q17 | Which of the following materials has macimum gaga factor
Q18 | The most sensitive thermocouple out of the following
Q19 | Invar, the least expensible steel alloys used for measuring tapes contains about 30% of
Q20 | The statement "The most probable value of an observed quantity available from a given set of observation is the one for which the sum of the square of errors is a minimum" is known as
Q21 | For bridge circuit of strain gauge which source of power will be ideal?
Q22 | A first order system when subjected to a step input has a temperature rise of 25?C after one hour and 37.5?C after two hours, starting from cold conditions. The final steady temperature rise will be
Q23 | The degree of perfection used in instruments, techniques are observations is known as
Q24 | An electrometer is used for the measurement of
Q25 | A synchro is
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