Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used? 49.99 Ohms 2 Ohms 1 Ohm 1/49.99 ohms 49.99 Ohms 2 Ohms 1 Ohm 1/49.99 ohms ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Hot wire type Induction type Moving coil type Moving iron type Hot wire type Induction type Moving coil type Moving iron type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The spring material used in a spring control device should have the following property. Most be of low temperature co-efficient Should non magnetic Should have low specific resistance All of the listed here Most be of low temperature co-efficient Should non magnetic Should have low specific resistance All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The quantity 1/√(∈0 × μ0) in SI units has the dimension LT-1. none of these. speed of light. both ‘a’ and ‘b’. dimension LT-1. none of these. speed of light. both ‘a’ and ‘b’. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Some wire- wound resistors have bifilar winding. This type of winding is used to Increase the thermal stability Reduce the tolerance Double the power rating of the resistor Reduce the inductance of winding Increase the thermal stability Reduce the tolerance Double the power rating of the resistor Reduce the inductance of winding ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A DC potentiometer is the best means available for the measurement of DC voltage because It is possible to standardize before a measurement is undertaken. None of above. The precision in measurment is independent of the type of the defector used. It is based on null balance technique. It is possible to standardize before a measurement is undertaken. None of above. The precision in measurment is independent of the type of the defector used. It is based on null balance technique. ANSWER DOWNLOAD EXAMIANS APP
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