Measurement and Instrumentation It can be stated that No generalisation can be made with regard to the flux densities in CT and PT CT operates with considerably lower flux density than a PT CT operates at almost the same flux density as a PT CT operates with a higher flux density than PT No generalisation can be made with regard to the flux densities in CT and PT CT operates with considerably lower flux density than a PT CT operates at almost the same flux density as a PT CT operates with a higher flux density than PT ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A meter has a full-scale deflection of 90o at a current of 1 A. The response of the meter is square law. Assuming spring control, the current for a deflection at 45o will be 0.70 A. 0.67 A. 0.50 A. 0.25 A. 0.70 A. 0.67 A. 0.50 A. 0.25 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used? 1 Ohm 2 Ohms 49.99 Ohms 1/49.99 ohms 1 Ohm 2 Ohms 49.99 Ohms 1/49.99 ohms ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of thermocouple meters for AC measurement leads to scale which is linear. square law. expontial. logarithmic. linear. square law. expontial. logarithmic. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which wave has the least form factor? Sine wave Square wave Triangular wave Rectangular wave Sine wave Square wave Triangular wave Rectangular wave 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. + 795 W. + 597 W. - 597 W. - 795 W. + 795 W. + 597 W. - 597 W. ANSWER DOWNLOAD EXAMIANS APP
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