Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of (time)⁻¹ Velocity Time None of these (time)⁻¹ Velocity Time None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 loge (AR) Decibel = 20 log10 (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 log10 (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR)0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The offset introduced by proportional controller with gain Kc in response of first order system can be reduced by Introducing derivative control Reducing value of Kc None of these Introducing integral control Introducing derivative control Reducing value of Kc None of these Introducing integral control ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 - 1600°C? Photoelectric pyrometer Thermocouples Optical pyrometer Radiation pyrometer Photoelectric pyrometer Thermocouples Optical pyrometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The fluid used in hydraulic controller is Oil Steam Water Air Oil Steam Water Air ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Response of a linear control system for a change in set point is called Transient response Frequency response Servo problem Regulator problem Transient response Frequency response Servo problem Regulator problem ANSWER DOWNLOAD EXAMIANS APP
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