Measurement and Instrumentation The internal resistance of Weston standard cell is of order of 10 ohm. 1000 ohm. 1 ohm. 100 ohm. 10 ohm. 1000 ohm. 1 ohm. 100 ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of All of above. Thermoelectric emfs. Resistance of connecting leads. Contact resistance. All of above. Thermoelectric emfs. Resistance of connecting leads. Contact resistance. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of thermocouple meters for AC measurement leads to scale which is expontial. linear. square law. logarithmic. expontial. linear. square law. logarithmic. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The circuit in figure is used to measure the power consumed by the load. The current coil and the voltage coil of the wattmeter have 0.02 Ω and 1000 Ω resistance respectively. The measured power compared to the load power will be 0.4% less. 0.4 more. 0.2% less. 0.2% more. 0.4% less. 0.4 more. 0.2% less. 0.2% more. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Electrostatic instruments are used as Ammeters only Both ammeter and voltmeter Voltmeters only Wattmeter only Ammeters only Both ammeter and voltmeter Voltmeters only Wattmeter only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The transfer instrument which is used for standardization of a polar type AC potentiometer is an electrostatic instrument. a thermal instrument. a dynamometer instrument. a moving coil instrument. an electrostatic instrument. a thermal instrument. a dynamometer instrument. a moving coil instrument. ANSWER DOWNLOAD EXAMIANS APP
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