Process Control and Instrumentation Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an Chromel-alumel thermocouple Optical pyrometer Radiation pyrometer Either B or C Chromel-alumel thermocouple Optical pyrometer Radiation pyrometer Either B or C 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 Conductors Dielectrics Insulators Semi conductors Conductors Dielectrics Insulators Semi conductors ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Transfer function of transportation lag is ETS None of these 1/(TS + 1) E-TS ETS None of these 1/(TS + 1) E-TS ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stabilising time for the controllers is the time required for the response to reach __________ percent of its ultimate value. 95 87.5 100 63.2 95 87.5 100 63.2 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The maximum service temperature for fibre glass used as thermocouple wire insulation material is __________ °C. 500 1000 250 750 500 1000 250 750 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Silver point temperature is __________ °C. 860.5 1060.5 760.5 960.5 860.5 1060.5 760.5 960.5 ANSWER DOWNLOAD EXAMIANS APP
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