Measurement and Instrumentation An average reading digital multimeter reads 10 V when fed a triangular wave, symmetric about the axis. For the same input, an rms reading meter will read 20√3. 20. 10√3. 10. 20√3. 20. 10√3. 10. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A metal strain gauge has a gauge factor of two. Its nominal resistance is 120 ohms. If it undergoes a strain of 10-5, the value of change of resistance in response to the strain is 0.0012 Ohm. 240 Ohm. 0.0024 Ohm. 120 Ohm. 0.0012 Ohm. 240 Ohm. 0.0024 Ohm. 120 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Null type recorders are LVDT recorders. any one of the above. bridge recorders. potentiometric recorders. LVDT recorders. any one of the above. bridge recorders. potentiometric recorders. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The measured value of a resistance is 10.25 ohm, whereas its value of 10.22 ohm. What is absolute error of the measurement? 15.36 ohm. 0.03 ohm. 0.01 ohm. 10.26 ohm. 15.36 ohm. 0.03 ohm. 0.01 ohm. 10.26 ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron ammeter may be compensated for frequency errors by A shunt resistance Shunt capacitance A series inductance Series resistance A shunt resistance Shunt capacitance A series inductance Series resistance ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following are needed both for protection and metering? Energy meter. Wattmeters. Instrument transformer. Power factor meters. Energy meter. Wattmeters. Instrument transformer. Power factor meters. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS