Measurement and Instrumentation Which of following are needed both for protection and metering? Instrument transformer. Energy meter. Wattmeters. Power factor meters. Instrument transformer. Energy meter. Wattmeters. Power factor meters. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A CRO can display AC signals Both AC and DC signals Time invariant signals DC signals AC signals Both AC and DC signals Time invariant signals DC signals ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following cannot be measured by multimeters? Frequency Voltage Resistance Current Frequency Voltage Resistance Current ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Purely mechanical instrument cannot be used for dynamic measurements because they have All of these high inertia. large time constant. higher response time. All of these high inertia. large time constant. higher response time. 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 400∠-90° ohm. 300∠90° ohm. 150∠30° ohm. 600∠-150° ohm. 400∠-90° ohm. 300∠90° ohm. 150∠30° ohm. 600∠-150° ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Piezoelectric effect is carried out in m derived. crystal filter. composite filter. constant k prototype. m derived. crystal filter. composite filter. constant k prototype. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS