Measurement and Instrumentation Which of following are needed both for protection and metering? Power factor meters. Instrument transformer. Wattmeters. Energy meter. Power factor meters. Instrument transformer. Wattmeters. Energy meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In measurement system, the function of the signal manipulating elements is to to perform non liner operation like clipping filtering, chopping and clamping. change the quantity under measurement to an analogues signal. to perform linear operation like addition and multiplication. change the magnitude of the input signal while retaining its identity. to perform non liner operation like clipping filtering, chopping and clamping. change the quantity under measurement to an analogues signal. to perform linear operation like addition and multiplication. change the magnitude of the input signal while retaining its identity. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A resistor of 10kΩhms with 5% tolerance is connected in parallel with a 5kΩhms resistor of 10% tolerance. What is the tolerance limit for the parallel network? 6.67% 10% 5% 8.33% 6.67% 10% 5% 8.33% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance offered to the passage of an in-varying current by a column of mercury at the temperature of melting ice of mass 14.4521 gms of uniform cross-sectional area and length 106.3cm is One international ohm Standard ohm One ohm according to working standards One ohm according to SI units One international ohm Standard ohm One ohm according to working standards One ohm according to SI units ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The function of shunt in an ammeter is to None of the listed here By pass the current Increase the sensitivity of the ammeter Increase the resistance of ammeter None of the listed here By pass the current Increase the sensitivity of the ammeter Increase the resistance of ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following units is a fundamental unit? Joule/sec Ampere Newton Watt Joule/sec Ampere Newton Watt ANSWER DOWNLOAD EXAMIANS APP
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