In a load cell, strain gauge acts as a
A.Protective device
B.Comparator
C.Primary transducer
D.Secondary transducer
E.None of the above
Category: Mechanical Measurements Mcqs
The standard oxygen point temperature is
A.182.97?C
B.0?C
C.163.45?C
D.?182.27?C
E.?213.99?C
The resistance of a strain gauge should be high
A.To increase sensitivity
B.To reduce hysteresis effect
C.To swamp out the effects of variations of resistance in other parts of the bridge
D.None of the above
A thermistor is basically an instrument for the measurement of
A.pressure
B.flow
C.speed
D.temperature
The larget range through which the measurable variable can change without the change being indicated by the indicator is known as
A.Probability error
B.Time lag
C.Dead zone
D.Threshold sensitivity
E.None of the above
Under the conditions when the depth of water is too much, to make a continuous record of the depth of water below a boat or ship, the instrument generally used is
A.sound box
B.fathometer
C.d B meter
D.None of the above
Which of the following meter is preferred for the measurement of pressure in a steam condenser?
A.Manometer
B.Kentometer
C.Pitot tube
D.Mcleod gauge
E.None of the above
The freezing temperature of mercury is
A.? 230?C
B.? 139?C
C.? 39?C
D.None of the above
The maximum allowable limit that a measurement may vary from the true value is called
A.Permissible error
B.Expected error
C.Range of error
D.Least error
E.Safe error
Which of the following will be the most alkaline solution?
A.pH 1
B.pH 4
C.pH 7
D.pH 10
E.pH 14
