Answer Posted / sarmadahmed

The difference between transformer and amplifier is that transformer is passive means it doesn't produce any power, it just transfer power from one side to another while amplifier is active as it amplifies the power.

Explain about Leakage Test.

2095

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3 phase induction motor connection star or delta while using ac drive motor is .75 to 5.5 kw

2021

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How can we measure earthing resistance test (Earth meggar) of Transformer neutral pit while in live condition?.

2211

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Why r u using pf panel. what the uses

2054

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How does HT work & Voltage required?

2337

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sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same.

1943

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What will happen to the protection and metering, if the polarity of a single or two PT/PTs in three phase system is reversed? Please provide reference if any.

2240

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How to calculate pitch, gauge of winding wire, and No. of turns for 30HP, 3 phase, 4 poles 50Hz, 380V induction motors

2006

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for compensate 315mh inductance ,how many capaciance required?

2125

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How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?

2037

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Details about Flux Compensated magnetic Amplifer starter for motors

2062

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Define end float in a motor?

5989

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I want to know Electrical Circuit?

2229

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how to select electrical equipment such as fuse,dg,transformer,motor,msb,wire,cable as per the connecting load..please mention any books to design,take licence

3040

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Why power factor should not be in leading (capacitive) mode of any load.

7144

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