Measurement and Instrumentation Wien bridge is useful for measuring Low frequency High frequency Medium frequency Very high frequency Low frequency High frequency Medium frequency Very high frequency 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 600∠-150° ohm. 400∠-90° ohm. 300∠90° ohm. 150∠30° ohm. 600∠-150° ohm. 400∠-90° ohm. 300∠90° ohm. 150∠30° ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The high torque to weight ratio in an analog indicating instrument indicates nothing related to friction loss. low friction loss. high friction loss. none of these. nothing related to friction loss. low friction loss. high friction loss. none of these. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When a potentiometer is used for measurement of voltage of an unknown source, the power consumed in the circuit of the unknown source under null condition is very high. ideally zero. small. high. very high. ideally zero. small. high. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Null type recorders are potentiometric recorders. LVDT recorders. any one of the above. bridge recorders. potentiometric recorders. LVDT recorders. any one of the above. bridge recorders. 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 31.4. 54.2. 20. 25.4. 31.4. 54.2. 20. 25.4. ANSWER DOWNLOAD EXAMIANS APP
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