Which of the following is not a piezoelectric material?
A.Quarz
B.Sodium chloride
C.Ammonium dihydrogen phosphate
D.All of the above
Category: Mechanical Measurements Mcqs
The standard gold point temperature is
A.1000?C
B.1063?C
C.1360?C
D.1630?C
E.1963?C
A fathometer works on the principle of
A.Reflection of sound waves
B.Reflection of magnetic waves
C.Reflection of radio waves
D.Reflection of ultrasonic waves
E.Reflection of gamma rays
Which of the following phosphor bronze material is usually brazed?
A.Phosphor bronze
B.Beryllium copper
C.Alloy steel
D.K-monel
E.Stainless steel
Bolometers are used for measurement of
A.Thermal radiations
B.Electromagnetic, radiations
C.Manetic hysteresis loop area
D.Intensity of light
E.All of the above
Which of the following is an indirect pressure measuring device?
A.Bourdon tube
B.Flat diaphragm
C.Ionisation gauge
D.Manometer
E.Capsules
Which of the following device cannot be used to measure pressure?
A.Manometer
B.LVDT
C.Strain gauge
D.Pirani gauge
E.Bolometer
Under force voltage analogy mass is considered analogous to
A.Resistance
B.Industance
C.Capacitance
D.Admittance
E.Current source
Basically D’ Arsonwal movement is
A.voltage sensitive
B.current sensitive
C.power sensitive
D.None of the above
The direction of current in case of antimony bismuth thermocouple will be
A.From antimony to bismuth at the cold junction
B.From antimony to bismuth at hot junction
C.From bismuth to antimony at cold junction
D.Any of the above
E.None of the above
