Process Control and Instrumentation The root locus method, a pole of a transfer function G(s) is the value of s for which G(s) approaches -1 1 ∞ -1 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Optical activity of a solution can be determined using a Polarograph Polarimeter Refractrometer Dilatometer Polarograph Polarimeter Refractrometer Dilatometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate of those fluids which are insensitive to changes in their density, viscosity or flow velocity profile can be best measured by a Turbine flowmeter Pitot tube Magnetic flowmeter Flow nozzle type flowmeter Turbine flowmeter Pitot tube Magnetic flowmeter Flow nozzle type flowmeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant) p/nRT V/nRT nRT/P nRT/V p/nRT V/nRT nRT/P nRT/V ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A proportional controller with a gain of Kc is used to control a first order process. The offset will increase, if Kc is increased Integral control action is introduced Derivative control action is introduced Kc is reduced Kc is increased Integral control action is introduced Derivative control action is introduced Kc is reduced ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The second order system with the transfer function 4/(S² + 2S + 4) has a damping ratio of 4.0 1.0 2.0 0.5 4.0 1.0 2.0 0.5 ANSWER DOWNLOAD EXAMIANS APP