Process Control and Instrumentation Phase lag of the frequency response of a second order system to a sinusoidal forcing function Is 30° Approaches 180° asymptotically Is 120° Is 90° at the most Is 30° Approaches 180° asymptotically Is 120° Is 90° at the most ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid levels in autocalves are measued by Differential float type manometer Glass gauge Simple float None of these Differential float type manometer Glass gauge Simple float None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the Laplace transform of sin t ? 1/(s² - 1) S/(s² - 1) S/(s² + 1) 1/(s² + 1) 1/(s² - 1) S/(s² - 1) S/(s² + 1) 1/(s² + 1) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s²-2s + 3) Exp(-20s)/(s² + 2s-l) 1/(s²+ 2) 1/(s² + 2s + 2) 1/(s²-2s + 3) Exp(-20s)/(s² + 2s-l) 1/(s²+ 2) 1/(s² + 2s + 2) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag + 90° Phase lag - 180° Phase lag + 180° 180° - phase lag Phase lag + 90° Phase lag - 180° Phase lag + 180° 180° - phase lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of moisture in paper is done by Sling psychrometer High resistance Wheatstone's bridge circuit Hair-hygrometer Weighing Sling psychrometer High resistance Wheatstone's bridge circuit Hair-hygrometer Weighing ANSWER DOWNLOAD EXAMIANS APP
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