Measurement and Instrumentation In two wattmeter method of power measurement if the total power is measured by one wattmeter only then power factor of the system is 1. none of above. 0.5. 0. 1. none of above. 0.5. 0. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In which of the transformer is the secondary nearly short circuited under normal operating condition? CT. PT. Power transformer. Distribution transformer. CT. PT. Power transformer. Distribution transformer. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is found by measuring current flowing and the power fed into the circuit. If the limiting errors in the measurement of power and current are ± 1.5% and ± 1.0% respectively, the limiting error in the measurement of resistance ± 3.5% ± 1.5% ± 2.5% ± 1% ± 3.5% ± 1.5% ± 2.5% ± 1% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A bridge circuit is shown in the figure below. Which one of the sentence given below is most suitable for balancing the bridge? First adjust R4 and then adjust R2. First adjust R2 and then adjust R3. First adjust R4 and then adjust R1. First adjust R2 and then adjust R4. First adjust R4 and then adjust R2. First adjust R2 and then adjust R3. First adjust R4 and then adjust R1. First adjust R2 and then adjust R4. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An induction wattmeter can be used for Both DC and AC Dc only Ac only Any of the listed here Both DC and AC Dc only Ac only Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Potentiometer method of DC voltage measurement is more accurate than direct measurement using a voltmeter because It does not load the circuit at all. It loads the circuit moderately. It uses centre zero galvanometer instead of voltmeter. It loads the circuit to maximum extent. It does not load the circuit at all. It loads the circuit moderately. It uses centre zero galvanometer instead of voltmeter. It loads the circuit to maximum extent. ANSWER DOWNLOAD EXAMIANS APP
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