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 integral of exp(at) has initial values only for s > a The function is exponential The Laplace transform of integral of exp(at) has finite values only for s > a The function exp(at) is piece-wise continuous only for s > a The Laplace transform integral of exp(at) has initial values only for s > a The function is exponential The Laplace transform of integral of exp(at) has finite 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 First order system Second order system None of these Transportation lag First order system Second order system None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an Liquid semi-conductor Conductor Solid semi-conductor Insulator Liquid semi-conductor Conductor Solid semi-conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is H/G H(1 + G) G/H G/(1 + H) H/G H(1 + G) G/H G/(1 + H) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ temperature scale assigns 0° to the 'ice point' and 80° to the 'steam point' Reumur Rankine Celcius Farenhite Reumur Rankine Celcius Farenhite ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an Chromel-alumel thermocouple Optical pyrometer Either B or C Radiation pyrometer Chromel-alumel thermocouple Optical pyrometer Either B or C Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
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