Process Control and Instrumentation Stroboscope is used for the measurement of Rpm of a flywheel Frequency of light Depression of freezing point Liquid level under pressure Rpm of a flywheel Frequency of light Depression of freezing point Liquid level under pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere? Platinum-platinum + rhodium Chromel-alumel Iron-constantan Copper-constantan Platinum-platinum + rhodium Chromel-alumel Iron-constantan Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Silver point temperature is __________ °C. 960.5 1060.5 860.5 760.5 960.5 1060.5 860.5 760.5 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C. - 51 and 439 - 79 and 395 - 39 and 350 - 10 and 425 - 51 and 439 - 79 and 395 - 39 and 350 - 10 and 425 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the Enhancement or attentuation of redia-tion occurs in the sighting path Object is transparent Object and surrounding are at almost the same temperature Object has varying emissivity Enhancement or attentuation of redia-tion occurs in the sighting path Object is transparent Object and surrounding are at almost the same temperature Object has varying emissivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Starting temperature of optical radiation pyrometer is __________ °C. 1500 1200 800 400 1500 1200 800 400 ANSWER DOWNLOAD EXAMIANS APP