Measurement and Instrumentation The pointer of an indicating instrument is generally made of _______ Silver Soft steel Copper Aluminium Silver Soft steel Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following is a variable displacement transducer? tachometer None of these synchros potentiometer tachometer None of these synchros potentiometer ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation If two 300V full scale voltmeters V1 and V2 having sensitivities of 100 kOhm/V and 150 kOhm/V are connected in series to measure 500V then V1 = 0V and V2 = 0V. V1 = 200V and V2 = 300V. V1 = 250V and V2 = 250V. V1 = 300V and V2 = 200V. V1 = 0V and V2 = 0V. V1 = 200V and V2 = 300V. V1 = 250V and V2 = 250V. V1 = 300V and V2 = 200V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A single phase load is connected between R and Y terminals of a 415 V, symmetrical, 3-phase, 4 wire system with phase sequence RYB. A wattmeter is connected in the system as shown in figure. The power factor of the load is 0.8 lagging. The wattmeter will read + 795 W. - 597 W. + 597 W. - 795 W. + 795 W. - 597 W. + 597 W. - 795 W. 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 0.0024 Ohm. 0.0012 Ohm. 240 Ohm. 120 Ohm. 0.0024 Ohm. 0.0012 Ohm. 240 Ohm. 120 Ohm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 4.47 A. 2 A. 5.78 A. 4 A. 4.47 A. 2 A. 5.78 A. 4 A. ANSWER DOWNLOAD EXAMIANS APP
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