Measurement and Instrumentation The inductance of a certain moving iron ammeter is expressed as L = 2+5θ-θ2 µH. The control spring torque is 2 × 10-6 Nm/radian. Find the deflection in radians for a current of 2A. 1 4 2 5 1 4 2 5 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the quantity consists of SI unit as Candela? Force Impulse Velocity Luminous intensity Force Impulse Velocity Luminous intensity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Unit of deflection sensitivity of a CRO is mm per mV. V / mm. meter / volt. mm / V. mm per mV. V / mm. meter / volt. mm / V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following are needed both for protection and metering? Energy meter. Instrument transformer. Power factor meters. Wattmeters. Energy meter. Instrument transformer. Power factor meters. Wattmeters. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The power factor of a single phase load can be calculated if the instruments available are 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 One ammeter, one voltmeter and one energy meter One voltmeter and one ammeter One voltmeter, one ammeter and one wattmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The current ‘I’ through a resistance R is measures with the following uncertainties I = 4 A ± 0.5%, R = 100Ω±0.2%. If power is computed from these two measured quantities, the uncertainty in the power computed will be 1% 1.2% 1.5% 0.5% 1% 1.2% 1.5% 0.5% ANSWER DOWNLOAD EXAMIANS APP
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