Measurement and Instrumentation The range of a moving iron ac ammeter is extended by Changing number of turns of operating coil A multiplier None of the listed here A shunt Changing number of turns of operating coil A multiplier None of the listed here A shunt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Moving iron type Moving coil type Hot wire type Induction type Moving iron type Moving coil type Hot wire type Induction type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following cannot be measured by multimeters? Current Voltage Frequency Resistance Current Voltage Frequency Resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a single phase energy meter, braking torque is provided by None of the listed here Fluid friction Permanent magnet Air friction None of the listed here Fluid friction Permanent magnet Air friction ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The meter constant of an energy meter is 1500 rev/kWh, the disc makes 3000 revolution in a given time. The energy consumed is 2 kWh 3 kWh 4 kWh 1 kWh 2 kWh 3 kWh 4 kWh 1 kWh ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The total current I = I1 + I2 in a circuit is measured as I1 = 150 ± 1A , I2 = 250 ± 2A, where the limits of error are as standard deviations. I is measured as (400 ± 1.5) A (400 ± 3) A (400 ± 1) A (400 ± 2.24) A (400 ± 1.5) A (400 ± 3) A (400 ± 1) A (400 ± 2.24) A ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS