Measurement and Instrumentation A DC potentiometer is the best means available for the measurement of DC voltage because It is based on null balance technique. It is possible to standardize before a measurement is undertaken. None of above. The precision in measurment is independent of the type of the defector used. It is based on null balance technique. It is possible to standardize before a measurement is undertaken. None of above. The precision in measurment is independent of the type of the defector used. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An oscilloscope indicates Peak to peak value of voltage Average value RMS value DC value of voltage Peak to peak value of voltage Average value RMS value DC value of voltage 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. 54.2. 25.4. 31.4. 20. 54.2. 25.4. 31.4. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron ammeter may be compensated for frequency errors by Shunt capacitance Series resistance A shunt resistance A series inductance Shunt capacitance Series resistance A shunt resistance A series inductance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following meter is most suitable for measuring radio frequency currents? Moving - iron meter. VTVM. Moving - coil meter. Thermocouple meter. Moving - iron meter. VTVM. Moving - coil meter. Thermocouple meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Two voltmeters have the same range 0-400V. The internal impedance are 30,000 Ohms and 20,000 Ohms. If they are connected in series and 600V be applied across them, the readings are One of the meters out of the range and other 100V 300V each 360V and 240V 400V and 200V One of the meters out of the range and other 100V 300V each 360V and 240V 400V and 200V ANSWER DOWNLOAD EXAMIANS APP
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