EXAMIANS
The time constant of a first order process with resistance R and capacitance C is
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Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change?
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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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Pick out the most suitable instrument for measuring temperature in the range of-40 to 425°C.
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A non-linear chemical system is exemplified by a/an
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Which of the following is an undesirable dynamic characteristic of an instrument?
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The second order system with the transfer function 4/(S² + 2S + 4) has a damping ratio of
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__________ are analysed using a polarograph.
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The thermal emf-temperature relationship of most thermocouples is
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Which is the strongest paramagnetic gas?
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