Measurement and Instrumentation Which of the following meters has a linear scale? Hot wore meter Thermocouple meter Moving iron meter Moving coil meter Hot wore meter Thermocouple meter Moving iron meter Moving coil meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation PMMC type instruments normally use Air friction damping Fluid friction damping None of these Eddy current damping Air friction damping Fluid friction damping None of these Eddy current damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a megger controlling torque is provided by Gravity Coil Spring Eddy current Gravity Coil Spring Eddy current ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In figure Z1 = 200∠60° ohm. Z2 = 400∠-90° ohm, Z3 = 300∠0° ohm. Then Z4 for bridge to be balanced is 600∠-150° ohm. 400∠-90° ohm. 150∠30° ohm. 300∠90° ohm. 600∠-150° ohm. 400∠-90° ohm. 150∠30° ohm. 300∠90° ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The terminals across the source are ______________________________ if a current source is to be neglected. short circuited open circuited replaced by a source resistance replaced by a capacitor short circuited open circuited replaced by a source resistance replaced by a capacitor ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For power measurement of three phase circuit by two wattmeter method, when the value of power factor is less than 0.5 lagging Both give the same readings One of the wattmeter connections will have to be reversed One of the wattmeters will read zero Pressure coil of the wattmeter will become ineffective. Both give the same readings One of the wattmeter connections will have to be reversed One of the wattmeters will read zero Pressure coil of the wattmeter will become ineffective. ANSWER DOWNLOAD EXAMIANS APP
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