Process Control and Instrumentation A mercury barometer measures the __________ pressure. Vacuum Gauge Absolute Atmospheric Vacuum Gauge Absolute Atmospheric 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. Exponential decrease No change Decrease Increase Exponential decrease No change Decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? Copper 30% iron + 70% nickel Nickel Lead Copper 30% iron + 70% nickel Nickel Lead ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Number of poles in a system with transfer function 1/(s² + 2s² + 1) is 1 5 3 2 1 5 3 2 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of radiation pyrometer is based on the Wien's law Stafan-Boltzman law Seebeck effect Kirchoffs law Wien's law Stafan-Boltzman law Seebeck effect Kirchoffs law ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is 45° -180° -90° -45° 45° -180° -90° -45° ANSWER DOWNLOAD EXAMIANS APP
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