Measurement and Instrumentation The calibration of a voltmeter can be carried out by using A frequency meter. A potentiometer. A function generator. An ammeter. A frequency meter. A potentiometer. A function generator. An ammeter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In figure Z1 = 200∠60° ohm. Z2 = 400∠-90° ohm, Z3 = 300∠0° ohm. Then Z4 for bridge to be balanced is 150∠30° ohm. 600∠-150° ohm. 300∠90° ohm. 400∠-90° ohm. 150∠30° ohm. 600∠-150° ohm. 300∠90° ohm. 400∠-90° ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The high torque to weight ratio in an analog indicating instrument indicates high friction loss. nothing related to friction loss. low friction loss. none of these. high friction loss. nothing related to friction loss. low friction loss. none of these. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A CRO probe has an impedance of 500 kΩ in parallel with a capacitance of 10 pF. The probe is used to measure the voltage between P and Q as shown in figure. The measured voltage will be 4.38 V. 4.54 V. 5 V. 3.53 V. 4.38 V. 4.54 V. 5 V. 3.53 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a CRO which of following is not a part of electron gun? X-Y plates Grid Accelerating anode Cathode X-Y plates Grid Accelerating anode Cathode ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What is the approximate input impedance of a CRO? 10 MΩ 1 MΩ 0 100 MΩ 10 MΩ 1 MΩ 0 100 MΩ ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS