Process Control and Instrumentation Which of the following filled system expansion thermometer has the capability to measure the lowest temperature? Alcohol in glass thermometer Mercury in glass thermometer Mercury in steel thermometer Fused metal (Na or K) in steel thermometer Alcohol in glass thermometer Mercury in glass thermometer Mercury in steel thermometer Fused metal (Na or K) in steel thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The frequency response of a first order system, has a phase shift with lower and upper bounds given by - ∞, π/2 0, π/2 -π/2, π/2 -π/2, 0 - ∞, π/2 0, π/2 -π/2, π/2 -π/2, 0 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A mercury thermometer can not be used to measure the temperature below the freezing point of mercury, which is __________ °C. -38.9 -60.9 -80.9 -11.9 -38.9 -60.9 -80.9 -11.9 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nitrogen gas constant volume thermometer is suitable for measuring a temperature of __________ °C. > 100 < 0 0-100 > 50 > 100 < 0 0-100 > 50 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system has the following transfer function F(s) = (s - 1)(s + 1)/s(s - 2)(s + 4)The initial value of the corresponding time function is -1 44020 1 43838 -1 44020 1 43838 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Cascade control means One feed-back loop On-off control Feed forward control More than one feed-back loop One feed-back loop On-off control Feed forward control More than one feed-back loop ANSWER DOWNLOAD EXAMIANS APP
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