Measurement and Instrumentation For the AC bridge circuit shown in figure at balance the value of Rd will be (Rc/Rb).Ra. (Rc/Ra).Rb. (Rb/Rc).Ra. (Ra/Rc).Rb. (Rc/Rb).Ra. (Rc/Ra).Rb. (Rb/Rc).Ra. (Ra/Rc).Rb. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The form factor in AC is the ratio of Rms value to average value Peak value to average value Rms value to peak value Peak value to rms value Rms value to average value Peak value to average value Rms value to peak value Peak value to rms value ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A DC potentiometer is the best means available for the measurement of DC voltage because None of above. It is possible to standardize before a measurement is undertaken. It is based on null balance technique. The precision in measurment is independent of the type of the defector used. None of above. It is possible to standardize before a measurement is undertaken. It is based on null balance technique. The precision in measurment is independent of the type of the defector used. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A resistance of 105 ohms is specified using significant figures as indicated below : 1. 105 ohms 2. 105.0 ohms 3. 0.000105 mega ohms Among these, 1, 2 and 3 represent same precision. 2 and 3 represent greater precision than 1. 2 represents greater precision but 1 and 3 represent same precision. 1 represents greater precision than 2 and 3. 1, 2 and 3 represent same precision. 2 and 3 represent greater precision than 1. 2 represents greater precision but 1 and 3 represent same precision. 1 represents greater precision than 2 and 3. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following are integrating instruments? Wattmeters Ammeters Ampere hour and watt hour meters Voltmeters Wattmeters Ammeters Ampere hour and watt hour meters Voltmeters 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 ± 1% ± 2.5% ± 1.5% ± 3.5% ± 1% ± 2.5% ± 1.5% ± 3.5% ANSWER DOWNLOAD EXAMIANS APP
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