Electrical Engineering : Measurement And Instrumentation QUESTIONS AND ANSWERS :: part4 : 6 to 10
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
6.Two holes in the disc of energymeter are drilled at the opposite sides of the spindle to |
| improve its ventilation |
| eliminate creeping at no load |
| increase its deflecting torque |
| increase its braking tcrque |
7.Operating torques in analogue instruments are |
| deflecting and control |
| deflecting and damping |
| deflecting, control and damping |
| vibration and balancing |
8.Instrument transformers are |
| potential transformers |
| current transformers |
| both (a) and (b) |
| power transformers |
9.Damping of the Ballistic galvanometer is made small to |
| get first deflection large |
| make the system oscillatory |
| make the system critically damped |
| get minimum overshoot |
10.The desirable static characteristics of a measuring system are |
| accuracy and reproducibility |
| accuracy, sensitivity and reproducibility |
| drift and dead zone |
| static error |
More Measurement And Instrumentation QUESTIONS AND ANSWERS available in next pages
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