Measurement and Instrumentation The scale of a rectifier instrument is Linear Non-linear Either linear or non linear None of the listed here Linear Non-linear Either linear or non linear None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The dynamometer principle can be used for ammeter only. wattmeter only. ammeter, voltmeter and wattmeter. voltmeter only. ammeter only. wattmeter only. ammeter, voltmeter and wattmeter. voltmeter only. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meters has a linear scale? Hot wore meter Moving coil meter Thermocouple meter Moving iron meter Hot wore meter Moving coil meter Thermocouple meter Moving iron meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A galvanometer has Eddy current damping Air friction damping Fluid friction damping Spring coil damping Eddy current damping Air friction damping Fluid friction damping Spring coil damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is measured from the relation R= P/I2, where P is the power fed into the circuit and I is the current flowing through it. If the limiting errors in the measurement of power and current are respectively ± 1.0% and ± 1.0%, then what will be the limiting error in measurement of resistance ? ± 1.5% ± 3.0% ±0.5% ±3.5% ± 1.5% ± 3.0% ±0.5% ±3.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The circuit in figure is used to measure the power consumed by the load. The current coil and the voltage coil of the wattmeter have 0.02 Ω and 1000 Ω resistance respectively. The measured power compared to the load power will be 0.2% less. 0.2% more. 0.4 more. 0.4% less. 0.2% less. 0.2% more. 0.4 more. 0.4% less. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS