Q. The fluid used in hydraulic controller is

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Q. Flow rate of a river is measured by a/an

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Q. Which of the following thermocouple materials does not contain nickel ?

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Q. Which of the following filled system expansion thermometer has the capability to measure the lowest temperature ?

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Q. Concentration of sugar solution can be determined by the

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Q. In a single tank system, the transfer function of __________ to inlet flow rate is 1/(TS+1).

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Q. Which of the following can not measure a temperature of 1600°C ?

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Q. Which of the following thermometers is not suitable for distant reading upto 60 metres?

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Q. Degree to which an instrument indicates the changes in measured variable without dynamic error is called its

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Q. Thermistors are made of

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Q. A barometer measures the __________ pressure.

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Q. Humidity of air can be determined by a

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Q. Relationship between absorption/evolution of heat at the thermocouple junctions and the current flow in the circuit is given by __________ effect.

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Q. Configuration of Bourdon spring tube is never made of __________ shape.

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Q. Thermodynamic celcius scale of temperature measurement is

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Q. According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is

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Q. In a closed loop system, the process to be controlled is an integrating process with transfer function 1/2s. The controller proposed to be used in an integral controller with transfer function 1/T₁s. When a step change in set point is applied to such a closed loop system, the controlled variable will exhibit

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Q. Flow rate of those fluids which are insensitive to changes in their density, viscosity or flow velocity profile can be best measured by a

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Q. Identify an unbounded input from inputs whose transfer functions are given below

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Q. "A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency." This is __________ criterion.

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