Process Control and Instrumentation A pyranometer is an instrument used for measuring the Bright sunshine period None of these Beam radiation Global radiation Bright sunshine period None of these Beam radiation Global radiation ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is -180° 45° -45° -90° -180° 45° -45° -90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Invar Brass Nickel Chromel Invar Brass Nickel Chromel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal well made of __________ gives the fastest speed of response, while measuring temperature by thermocouples. Vycor (a glass) Steel Inconel Nichrome Vycor (a glass) Steel Inconel Nichrome ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermisters which have a very high temperature co-efficient of resistivity belong to the class of solid called Dielectrics Conductors Insulators Semi conductors Dielectrics Conductors Insulators Semi conductors ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a closed loop system, the process to be controlled is an integrating process with transfer function l/2s. The controller proposed to be used in an integral controller with transfer function 1/T₁s. When a step change in set point is applied to such a closed loop system, the controlled variable will exhibit Undamped response Unstable response Overdamped response Underdamped response Undamped response Unstable response Overdamped response Underdamped response ANSWER DOWNLOAD EXAMIANS APP
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