Process Control and Instrumentation Which of the following fluid flow measuring devices can measure the largest flow rate? Rotameter Weir V-notch Orificemeter Rotameter Weir V-notch Orificemeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire. Decrease Increase Exponential decrease No change Decrease Increase Exponential decrease No change ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function for a P-D controller is Kc/τD s Kc τD s Kc(1+τD s) Kc(1 +1/τD s) Kc/τD s Kc τD s Kc(1+τD s) Kc(1 +1/τD s) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The Laplace transform of exp(at), where a > 0, is defined only for the Laplace parameter, s > a since The Laplace transform of integral of exp(at) has finite values only for s > a The function is exponential The Laplace transform integral of exp(at) has initial values only for s > a The function exp(at) is piece-wise continuous only for s > a The Laplace transform of integral of exp(at) has finite values only for s > a The function is exponential The Laplace transform integral of exp(at) has initial values only for s > a The function exp(at) is piece-wise continuous only for s > a ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of __________ is < 1. Transportation lag None of these Second order system First order system Transportation lag None of these Second order system First order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures. Both A & B Here Absolute as well as differential Neither A nor B Gage as well as vacuum Both A & B Here Absolute as well as differential Neither A nor B Gage as well as vacuum ANSWER DOWNLOAD EXAMIANS APP
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