Measurement and Instrumentation An electrodynamic meter can be used to measure AC volatge. DC voltage. both AC and DC voltage. DC current. AC volatge. DC voltage. both AC and DC voltage. DC current. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The terminals across the source are ______________________________ if a current source is to be neglected. replaced by a source resistance short circuited open circuited replaced by a capacitor replaced by a source resistance short circuited open circuited replaced by a capacitor ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The absolute measurement of resistance is done by Lorenz method Rayleigh method Bridge Method Ohm’s law method Lorenz method Rayleigh method Bridge Method Ohm’s law method ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In two wattmeter method of power measurement if the total power is measured by one wattmeter only then power factor of the system is none of above. 0.5. 1. 0. none of above. 0.5. 1. 0. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The given figure shows wein bridge connection for frequency measurement. C and R are variables and gang together. For balanced condition the expression for frequency is f = 1/2πCR when R1 = 3R2. R1 = R2. R1 = R2/2. R1 = 2R2. R1 = 3R2. R1 = R2. R1 = R2/2. R1 = 2R2. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An induction meter can handle current upto 60 A 10 A 30 A 100 A 60 A 10 A 30 A 100 A ANSWER DOWNLOAD EXAMIANS APP
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