Process Control and Instrumentation Typical specifications for design stipulates the gain margin and phase margin to be respectively > 1.7 and < 30° > 1.7 and > 30° < 1.7 and < 30° < 1.7 and > 30° > 1.7 and < 30° > 1.7 and > 30° < 1.7 and < 30° < 1.7 and > 30° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? Platinum - platinum + rhodium Iron-constantan Chromel - alumel Copper - constantan Platinum - platinum + rhodium Iron-constantan Chromel - alumel Copper - constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples will give the highest output for the same value of hot and cold junction temperature? Chromel-constantan Platinum-platinum + rhodium All of these Iron-constantan Chromel-constantan Platinum-platinum + rhodium All of these Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Filled system thermometer Mercury in glass thermometer Thermo electric pyrometer Radiation/infrared pyrometer Filled system thermometer Mercury in glass thermometer Thermo electric pyrometer Radiation/infrared pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistors are used in __________ devices. Temperature compensating Temperature measuring Voltage measuring Both B & C Temperature compensating Temperature measuring Voltage measuring Both B & C ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ thermometer can not measure sub-zero (< 0° C) temperature, Resistance Bimetallic Vapor pressure Mercury in glass Resistance Bimetallic Vapor pressure Mercury in glass ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS