Process Control and Instrumentation Which of the following is not a mechanical pressure sensing element? Diaphragm Bourdon tube U-tube Bellows Diaphragm Bourdon tube U-tube Bellows ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 loge (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR)0.5 Decibel = 20 log10 (AR) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Platinum resistance thermometer Thermocouple Photo-electric pyrometer Radiation pyrometer Platinum resistance thermometer Thermocouple Photo-electric pyrometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In second order underdamped system, Overshoot increases for increasing damping co-efficient Decay ratio = (overshoot)² Large damping co-efficient means smaller damping Decay ratio = overshoot Overshoot increases for increasing damping co-efficient Decay ratio = (overshoot)² Large damping co-efficient means smaller damping Decay ratio = overshoot ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ controller has the maximum stabilising time. PID P PI PD PID P PI PD ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the Laplace transform of sin t ? 1/(s² + 1) S/(s² - 1) 1/(s² - 1) S/(s² + 1) 1/(s² + 1) S/(s² - 1) 1/(s² - 1) S/(s² + 1) ANSWER DOWNLOAD EXAMIANS APP
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