Gain margin is equal to the Gain in P-I controller Amplitude ratio Gain in P controller Reciprocal of amplitude ratio TRUE ANSWER : ? YOUR ANSWER : ?
In a shell and tube heat exchanger, the inlet temperature of heating/cooling fluid is the __________ variable. Load Manipulated Controlled None of these TRUE ANSWER : ? YOUR ANSWER : ?
Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Invar Brass Nickel Chromel TRUE ANSWER : ? YOUR ANSWER : ?
Routh stability method uses __________ loop transfer function. Open Neither A nor B Closed Either A or B TRUE ANSWER : ? YOUR ANSWER : ?
Dilute wine was used as a thermometric liquid initially to develop temperature scale. First emperical temperature scale developed was the __________ scale. Fahrenheit Reaumer Centigrade Kelvin TRUE ANSWER : ? YOUR ANSWER : ?
Small furnace draught is accurately measured by an inclined tube manometer, in which the manometric liquid used most commonly is Carbon tetrachloride Ethylene glycol Paraffin Water TRUE ANSWER : ? YOUR ANSWER : ?
The level of a liquid under pressure can be determined using Diaphragm box system Air-trap system Bubbler system Differential pressure manometer TRUE ANSWER : ? YOUR ANSWER : ?
The unit step response of the transfer function 1/(s² + 2s + 3) Is overdamped Is unstable Has a non-zero slope at the origin Has a damped oscillatory characteristics TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following is a 'contact' pyrometer? Resistance pyrometer Radiation pyrometer Optical pyrometer Infra red pyrometer TRUE ANSWER : ? YOUR ANSWER : ?
Dead zone in an instrument must be less than __________ percent of the scale. 8 4 0.2 1.5 TRUE ANSWER : ? YOUR ANSWER : ?