Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 5.78 A. 4 A. 4.47 A. 2 A. 5.78 A. 4 A. 4.47 A. 2 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Two capacitance, C1 = 150 ± 2.4µF and C2 = 120 ± 1.5 µF are connected in parallel. What is the limiting error of the resultant capacitance C (in µF) ? 1.5µF 0.9µF 2.4µF 3.9µF 1.5µF 0.9µF 2.4µF 3.9µF ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure high frequency currents, we mostly use ______ ammeter. Thermocouple Hot wire Moving iron Dynamometer Thermocouple Hot wire Moving iron Dynamometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A first order instrument is characterized by Static sensitivity and time constant Static sensitivity and damping coefficient Time constant only Static sensitivity, damping coefficient and natural frequency of oscillations Static sensitivity and time constant Static sensitivity and damping coefficient Time constant only Static sensitivity, damping coefficient and natural frequency of oscillations ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If the instrument is to have a wide range, the instrument should have Linear scale Logarithmic scale Square-law scale Exponential scale Linear scale Logarithmic scale Square-law scale Exponential scale ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation 0-150 V voltmeter has an accuracy of 1% of full-scale reading. The voltage measured by the instrument is 75 V. The limiting error is 3% 1% 2% 4% 3% 1% 2% 4% ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS