__________ is the static characteristics of an instrument, Dynamic error Response Tine lag Drift TRUE ANSWER : ? YOUR ANSWER : ?
An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall. This is the working principle of a Chromatograph PH meter Polarimeter Polarograph TRUE ANSWER : ? YOUR ANSWER : ?
To increase the speed of response of a pressure spring liquid or gas expansion thermometer, the clearance space between the thermometer bulb and the thermal well should not be filled with Air Oil Mercury A metal powder or graphite TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following thermometers is not suitable for distant reading upto 60 metres? Constant volume gas thermometer Vapor pressure thermometer Resistance thermometer Mercury in glass thermometer TRUE ANSWER : ? YOUR ANSWER : ?
The term analogous to the electrical current in a thermal system is the Temperature difference Heat content in the system Heat flow rate None of these TRUE ANSWER : ? YOUR ANSWER : ?
If response of a control system is to be free of offset and oscillation, the most suitable controller is Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional integral-derivative (PID) controller Proportional controller TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following controllers has the least maximum deviation? P-I-D controller P-D controller P-controller P-I controller TRUE ANSWER : ? YOUR ANSWER : ?
In an exothermic chemical reactor, the manipulated variable is the flow rate of Reactants Coolant Product None of these TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following controllers has maximum offset? P-controller P-I-D controller P-I controller P-D controller TRUE ANSWER : ? YOUR ANSWER : ?
The unit of 'time constant' of a system is the same as that of Velocity None of these Time (time)⁻¹ TRUE ANSWER : ? YOUR ANSWER : ?