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 ? ±3.5% ± 2.5% ± 1.5% ± 1% ±3.5% ± 2.5% ± 1.5% ± 1% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A single phase load is connected between R and Y terminals of a 415 V, symmetrical, 3-phase, 4 wire system with phase sequence RYB. A wattmeter is connected in the system as shown in figure. The power factor of the load is 0.8 lagging. The wattmeter will read + 597 W. - 795 W. - 597 W. + 795 W. + 597 W. - 795 W. - 597 W. + 795 W. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation How many time-base circuits does a dual face CRO can have? 3. 2. 1. 4. 3. 2. 1. 4. 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 Reduce the inductance of winding Double the power rating of the resistor Increase the thermal stability Reduce the tolerance Reduce the inductance of winding Double the power rating of the resistor ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Logarithmic scale Linear scale Exponential scale Square-law scale Logarithmic scale Linear scale Exponential scale Square-law scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which amplifier in used in an electronic amplifier? Wideband amplifier. Butter amplifer. Power amplifier. Differential amplifier. Wideband amplifier. Butter amplifer. Power amplifier. Differential amplifier. ANSWER DOWNLOAD EXAMIANS APP
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