Answer Posted / malliyadhav3

mulitimeter

Safety of on line ups

1950

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Give idea about General Engineering. From which book i can study this topic. Pl. reply me via email. My email is ravi@bhelhwr.co.in, also give the name of book/website, from where i can prepare it.

2055

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How to prepare electrical preventive maintenance plan & shedule of machine tools in manufacturing unit.

2169

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what is the difference between ups & inverter

7151

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is it necessary to earth the rmu before cutting off the transformer winding?if yes why?

1932

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Are Refrigerators & Deep Freezers the Inductive load ? How to calculate the Power Factor & hence the Output Power for them ?

5105

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what is sustainable current of any conductors . a bare busbar or pvc cable has different sustainable current .

1785

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what do u understand about FACTS? how they are useful?

1993

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how does directional relay work incase of ac ?

1514

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Why two phase welding machine is used instead of three phase welding machine.

1926

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why transmission is only 3 phase and not 2 or 4 or poly phases

2141

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What are the causes of having an rmu explode after installation? And how do u treat the bushings of an rmu?

2524

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Explain about Leakage Test.

2002

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If the Brush of DC motor is shifted by 90 deg, then what happens to voltage and torque? Both voltage and torque are zero. how to justify the answer?

1452

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The screw thread commonly used for transmission of motion is one of the following types of threads

1137

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