Measurement and Instrumentation Which one of the following units is a fundamental unit? Watt Joule/sec Newton Ampere Watt Joule/sec Newton Ampere ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance in the circuit of the moving coil of a dynamometer wattmeter should be Almost zero None of the listed here High Low Almost zero None of the listed here High Low ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Basically potential meter is a device for Comparing two currents Comparing two voltages Measuring a current Measuring a voltage Comparing two currents Comparing two voltages Measuring a current Measuring a voltage ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Logarithmic scale Square-law scale Linear scale Exponential scale Logarithmic scale Square-law scale Linear scale Exponential scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The moving coil-meters, damping is provided by the aluminium frame of the coil. damping vane in the airtight chamber. eddy current disk. the coil spring attached to the moving. the aluminium frame of the coil. damping vane in the airtight chamber. eddy current disk. the coil spring attached to the moving. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For the AC bridge circuit shown in figure at balance the value of Rd will be (Rc/Rb).Ra. (Rc/Ra).Rb. (Ra/Rc).Rb. (Rb/Rc).Ra. (Rc/Rb).Ra. (Rc/Ra).Rb. (Ra/Rc).Rb. (Rb/Rc).Ra. ANSWER DOWNLOAD EXAMIANS APP