Why there are some equipment(i.e:TV) that using 2-pin plug instead of three? What happen if there is current leakage? Are we going to get electric shock??

0 Answers   College School Exams Tests,

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Dear Respected sir how to test ABB REX521 protection relay by relay tester.

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An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.

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plz explain the snubber circuit unit

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What are stable systems?

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in a dc shunt motor what happens if motor takes high current,no speed

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1 HP = how many kw

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why it is mentioned as 8/10 mva transformer why not directly 8mva or 10mva transformer. please explain me the full detailed reason.

4 Answers   Qatar Gas,

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5- What is the task (function) of the excitation and isolation transformers in power plant? 6- What is the task (function) of LCI (A), LCI (B) and LCI (COS) in power plant? : LCI (A) and LCI(B) are load commutating inverter for generator turbine starting. , LCI (COS) is load commutating inverter change over switch

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Why the transformers are rated in KVA. ? in new view.

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what is the defination of Cable database? What are the points are considered while preparing cable database? Is there any sample available for cable database?

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What are factors to be considered while we selecting the Core Balance Current Transformer for Earth fault protection

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