Measurement and Instrumentation Which of the following are integrating instruments? Voltmeters Wattmeters Ammeters Ampere hour and watt hour meters Voltmeters Wattmeters Ammeters Ampere hour and watt hour meters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The material of the shunt should have _______ temperature co-efficient of resistance. Positive Negligible Negative None of the listed here Positive Negligible Negative None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When testing a coil having a resistance of 10 ohms, resonance occurred when the oscillator frequency was 10 MHz and rotating capacitor was set at 500/2π pF. The effective value of the Q of the coil is 20. 31.4. 54.2. 25.4. 20. 31.4. 54.2. 25.4. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation On a simple ohmmeter, the 0 Ω mark is _______ of the scale. In the middle None of the listed here Far left Far right In the middle None of the listed here Far left Far right ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The total current I = I1 + I2 in a circuit is measured I1 = 150 ± 3A , I2 = 250 ± 4 A, where the limits of error are given as standard deviations. I is measured as (400 ± 1) A (400 ± 2.24) A (400 ±5) A (400 ± 3) A (400 ± 1) A (400 ± 2.24) A (400 ±5) A (400 ± 3) A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Deflection method direct measurements are most widely used as these are least time consuming. most simple and least time consuming. most simple. most accurate. least time consuming. most simple and least time consuming. most simple. most accurate. ANSWER DOWNLOAD EXAMIANS APP
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