Process Control and Instrumentation Which of the following measurements can be made by the measurement of emf? PH value All of these Degree of hydrolysis Composition of complex ions PH value All of these Degree of hydrolysis Composition of complex ions ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in Light intensity Voltage Flux density Current Light intensity Voltage Flux density Current ANSWER DOWNLOAD EXAMIANS APP
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 Either B or C Radiation pyrometer Optical pyrometer Chromel-alumel thermocouple Either B or C Radiation pyrometer Optical pyrometer Chromel-alumel thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a pure dead time system with dead time τd is E-τds Eτds Τds + 1 1/(τds + 1) E-τds Eτds Τds + 1 1/(τds + 1) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bode diagram is a plot of Log (AR) vs. f and log Φ vs.f AR vs. log (f) and Φ vs. log (f) Log (AR) vs. log (f) and (Φ) vs. log (f) None of these Log (AR) vs. f and log Φ vs.f AR vs. log (f) and Φ vs. log (f) Log (AR) vs. log (f) and (Φ) vs. log (f) None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a desirable characteristic of an instrument? High drift High measuring lag Poor reproducibility High fidelity High drift High measuring lag Poor reproducibility High fidelity ANSWER DOWNLOAD EXAMIANS APP