Which of the following is an indirect method of pressure measurement?
A.Mcleod gauge
B.Thermal conductivity gauge
C.Ionisation gauge
D.Radioactive vacuum gauge
E.All of the above
Category: Mechanical Measurements Mcqs
Which of the following Bourdon tube material can be used for very high pressures?
A.Phosphor bronze
B.Stainless steel
C.Alloy steel
D.Beryllium copper
E.K-monel
Metres A and B require 50 mA and mA respectively to give full scale deflection. It can be concluded that
A.A is more sensitive as compared to B
B.B is more sensitive as compared to B
C.A has wider range than B
D.B has better damping as compared to A
E.None of the above
A synchro is
A.A variable reluctance transducer
B.A parabolic transducer
C.An angular position transducer
D.A synchronizing transducer
E.Any of the above
Which of the following is not an elecment of electro-pneumatic pressure transmitter?
A.LVDT
B.Bellows
C.Opamp
D.Flapper nozzle mechanism
E.All of the above
Under force voltage analogy, viscous friction coefficient is not considered analogous to
A.Charge
B.Multual inductance
C.Capacitance
D.Resistance
E.Current
A pirani gauge works on the principle of change of
A.Thermal conductivity of medium
B.Electrical resistivity
C.Conductance
D.Capacitance
E.Relative humidity
Which of the following transducer is used to translate linear motion into electrical signals?
A.LVDT
B.Thermistor
C.Bellows
D.Strain gauge
E.Bourdons tube
The flow of non-conducting medium cannot be measured by
A.Orifice
B.Rotameter
C.Electro magnetic meter
D.Turbine meter
E.All of the above
Rochelle salts are used
A.For colour identification
B.For photography
C.For polarisation
D.As piezoelectric crystals
E.As dectors of gamma rays
