Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Exponential scale Linear scale Logarithmic scale Square-law scale Exponential scale Linear scale Logarithmic scale Square-law scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter is a Recording instrument Integrating instrument Absolute instrument Secondary instrument Recording instrument Integrating instrument Absolute instrument Secondary instrument 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 ± 1) A (400 ± 3) A (400 ± 2.24) A (400 ± 1.5) A (400 ± 1) A (400 ± 3) A (400 ± 2.24) A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A 150 V moving iron voltmeter of accuracy class 1-0 reads 75 V when used in a circuit under standard condition. The maximum possible percentage error in the reading is 2% 1% 2.5% 1.5% 2% 1% 2.5% 1.5% 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 In a moving coil instrument, the deflecting torque is proportional to Squareroot of the current Square of the current Sine of the measurand Current Squareroot of the current Square of the current Sine of the measurand Current ANSWER DOWNLOAD EXAMIANS APP
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