Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Linear scale Square-law scale Logarithmic scale Exponential scale Linear scale Square-law scale Logarithmic scale Exponential scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The power factor of a single phase load can be calculated if the instruments available are One ammeter, one voltmeter and one energy meter One voltmeter and one ammeter One voltmeter, one ammeter and one wattmeter Any of the listed here One ammeter, one voltmeter and one energy meter One voltmeter and one ammeter One voltmeter, one ammeter and one wattmeter Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A metal strain gauge has a gauge factor of two. Its nominal resistance is 120 ohms. If it undergoes a strain of 10-5, the value of change of resistance in response to the strain is 240 Ohm. 0.0024 Ohm. 0.0012 Ohm. 120 Ohm. 240 Ohm. 0.0024 Ohm. 0.0012 Ohm. 120 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a moving iron meter, the deflecting torque is proportional to Square of the current through the coil Sine of the measurand Squareroot of the measurand Current through the coil Square of the current through the coil Sine of the measurand Squareroot of the measurand Current through the coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The dynamometer principle can be used for ammeter only. voltmeter only. wattmeter only. ammeter, voltmeter and wattmeter. ammeter only. voltmeter only. wattmeter only. ammeter, voltmeter and wattmeter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An electric pyrometer is an instrument used to measure Phase Frequency None of the listed here High temperatures Phase Frequency None of the listed here High temperatures ANSWER DOWNLOAD EXAMIANS APP
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