Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A second order system Dead time system A first order time lag A first order system A second order system Dead time system A first order time lag A first order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag + 90° 180° - phase lag Phase lag - 180° Phase lag + 180° Phase lag + 90° 180° - phase lag Phase lag - 180° Phase lag + 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stalagmometer is used for the measurement of Optical activity Surface tension Kinematic viscosity Refractive index Optical activity Surface tension Kinematic viscosity Refractive index 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
Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 log10 (AR) Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 log10 (AR) Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR)0.5 Decibel = 20 loge (AR) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf generated in a thermocouple depends on the temperature Difference between hot and cold junctions Of cold junction only Difference between cold junction and atmospheric temperature Of hot junction only Difference between hot and cold junctions Of cold junction only Difference between cold junction and atmospheric temperature Of hot junction only ANSWER DOWNLOAD EXAMIANS APP
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