Process Control and Instrumentation Platinum resistance thermometer can be used upto antimony point which is __________ °C, and is the temperature of equilibrium between solid antimony & liquid antimony at normal atmospheric pressure. 1261.93 1064.43 630.74 961.93 1261.93 1064.43 630.74 961.93 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Feed forward controller accounts for the __________ changes. Neither A nor B Load Set point Both A & B Neither A nor B Load Set point Both A & B ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When a bare thermocouple is covered by a protective sheath, the response becomes Faster and non-oscillatory Slower and oscillatory Slower and non-oscillatory Faster and oscillatory Faster and non-oscillatory Slower and oscillatory Slower and non-oscillatory Faster and oscillatory ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Suppose that the gain, time constant and dead time of a process with the following transfer function:Gc(s) = 10 exp( - 0.1s)/(0.5s + 1) are known with a possible error of ± 20% of their values. The largest permissible gain Kc of a proportional controller needs to be calculated below taking the values of process gain, time constant and dead time as 12, 0.6, 0.12 12, 0.4, 0.08 8, 0.6, 0.12 8, 0.6, 0.08 12, 0.6, 0.12 12, 0.4, 0.08 8, 0.6, 0.12 8, 0.6, 0.08 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of disappearing filament type optical pyrometer is based on the Wien's law Kirchoff's law Peltier effect Seebeck effect Wien's law Kirchoff's law Peltier effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Thermocouple Platinum resistance thermometer Optical pyrometer Bimetallic thermometer Thermocouple Platinum resistance thermometer Optical pyrometer Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP