MCQs: Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a __________________?
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MCQs: What is the ratio of output amplitude to input amplitude for a sinusoidal forcing function in a first order system ?
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MCQs: Flow rate through an orifice is _____________ the pressure differential?
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MCQs: Which of the following is not the triple point of water ?
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MCQs: Measurement of sub-zero Celsius temperature in industry is done most commonly by __________________?
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MCQs: Characteristic equation is the denominator of ____________ loop transfer function?
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MCQs: Smoke density of the flue gas going out of the chimney is measured by a __________________?
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MCQs: The experimental response of the controlled variable y(t) for a step change of magnitude ‘P’ in the manipulated variable x(t) is shown below: The appropriate transfer function of the process is_________________?
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MCQs: Mercury manometer (U-tube type) exemplifies a ______________ order system?
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MCQs: Liquid argon level in a pressurised storage tank (at 3 kg/cm2) is measured by a/an ____________________?
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MCQs: E.m.f. generated by thermocouples is of the order of ________________?
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MCQs: The frequency response of a dynamic element shows a constant magnitude ratio at all frequencies. The element exhibits a negative phase shift at all frequencies. The absolute value of the phase shift increases linearly with frequency. The element has the transfer function ?
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MCQs: Paramagnetism method is not used for the composition determination of ______________ in gases?
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MCQs: Suppose that the gain, time constant and dead time of a process with the following transfer function: Gc(s) = 10 exp( – 0.1s)/(0.5s + 1) are known with a possible error of ± 20% of their values. The largest permissible gain Kc of a proportional controller needs to be calculated below taking the values of process gain, time constant and dead time as________________?
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MCQs: Transfer function of transportation lag is___________________?
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MCQs: An amplitude ratio of 0.1 corresponds to _____________ decibels?
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MCQs: Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is ___________________?
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MCQs: What is the dynamic error in a critically damped second order instrument for a ramp input (At) ?
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MCQs: Which of the systems having the following transfer function is stable ?
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MCQs: Which of the following fluid flow measuring devices can measure the largest flow rate ?
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