Process Control and Instrumentation Which of the following controllers has the least maximum deviation? P-D controller P-controller P-I-D controller P-I controller P-D controller P-controller P-I-D controller P-I controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can measure temperatures in the range of - 20 to 300°C ? None of these Mercury in glass thermometer Resistance thermometer Vapor pressure thermometer None of these Mercury in glass thermometer Resistance thermometer Vapor pressure thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury. 350 550 250 700 350 550 250 700 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A stable system is the one None of these Which exhibits an unbounded response to a bounded input For which the output response is bounded for all bounded input Which satisfies the conditions for a servo problem None of these Which exhibits an unbounded response to a bounded input For which the output response is bounded for all bounded input Which satisfies the conditions for a servo problem ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the least temperature measurement range? Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum/rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum/rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A second order system A first order time lag A first order system Dead time system A second order system A first order time lag A first order system Dead time system ANSWER DOWNLOAD EXAMIANS APP
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