Measurement and Instrumentation Electrostatic instruments are used as Both ammeter and voltmeter Ammeters only Voltmeters only Wattmeter only Both ammeter and voltmeter Ammeters only Voltmeters only Wattmeter only ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Wien bridge is useful for measuring Very high frequency High frequency Medium frequency Low frequency Very high frequency High frequency Medium frequency Low frequency ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A CRO can display Time invariant signals Both AC and DC signals DC signals AC signals Time invariant signals Both AC and DC signals DC signals AC signals 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 300∠90° ohm. 600∠-150° ohm. 400∠-90° ohm. 150∠30° ohm. 300∠90° ohm. 600∠-150° ohm. 400∠-90° ohm. 150∠30° ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The quantity 1/√(∈0 × μ0) in SI units has the dimension LT-1. both ‘a’ and ‘b’. speed of light. none of these. dimension LT-1. both ‘a’ and ‘b’. speed of light. none of these. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A voltmeter using thermocouple measures rms value. Average value. Peak value. Peak to peak value. rms value. Average value. Peak value. Peak to peak value. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS