Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Thermocouple Bimetallic thermometer Mercury thermometer Radiation pyrometer Thermocouple Bimetallic thermometer Mercury thermometer 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 Decay ratio = (overshoot)² Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient Decay ratio = overshoot Decay ratio = (overshoot)² Large damping co-efficient means smaller damping ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Bimetallic thermometer Platinum resistance thermometer Optical pyrometer Thermocouple Bimetallic thermometer Platinum resistance thermometer Optical pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The term analogous to the electrical current in a thermal system is the Heat flow rate None of these Heat content in the system Temperature difference Heat flow rate None of these Heat content in the system Temperature difference ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The __________ of the fluid contained in the temperature sensing element (i.e., bulb) of filled system thermometers changes with change in temperature. Pressure Viscosity All of these Volume Pressure Viscosity All of these Volume ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively 0° & 80° 32° & 460° - 273° & 80° 32° & 80° 0° & 80° 32° & 460° - 273° & 80° 32° & 80° ANSWER DOWNLOAD EXAMIANS APP