Measurement and Instrumentation The limiting errors of measurement of power consumed by and the current passing through a resistance are ±1.5% and ±1% respectively. What is the limiting error ( in %) of measurement of resistance ? ± 1% ± 1.5% ± 2.5% ±3.5% ± 1% ± 1.5% ± 2.5% ±3.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure the flux, devices used are based on Hall effect Piezo-electric effect Voltaic effect Photo-voltaic effect Hall effect Piezo-electric effect Voltaic effect Photo-voltaic effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meters has a linear scale? Thermocouple meter Moving iron meter Moving coil meter Hot wore meter Thermocouple meter Moving iron meter Moving coil meter Hot wore meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the approximate input impedance of a CRO? 10 MΩ 1 MΩ 100 MΩ 0 10 MΩ 1 MΩ 100 MΩ 0 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 50 W. 25 W. 100 W. 0 W. 50 W. 25 W. 100 W. 0 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Instrument transformers are Pottential transformers Current transformers Power transformers Both current and potential transformers Pottential transformers Current transformers Power transformers Both current and potential transformers ANSWER DOWNLOAD EXAMIANS APP
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