What happens if 25 Hz frequency is applied for 400/200,50 Hz single phase Transformer.Will Voltage increase ?

2 Answers   Bhel, Dawlance, IBM,

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What is the current flow in 230v ac supply ? What is the current flow in 415v Ac supply ?

1 Answers  

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the resstance of a thermistor is 5000 ohm at 25degreeC and coefficient is .04/degCel. A measurement with lead resitance of 10 ohm will cause an error of

1 Answers   GATE,

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why we short ckt the secondry vo5tage/ winding in transfr and motor?

2 Answers  

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If we are importing real power & exporting reactive power then what will be the effect on our system

3 Answers  

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how can electricity is produced without water

6 Answers   Bescom,

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clarify types of motor operated valves and advantages

0 Answers  

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How to Convert Gen KW to H.T amps ?

2 Answers  

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why there is 1 phase and 3 phase but not 2 phase and 4 phase?

3 Answers  

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How to test transformer

1 Answers  

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To make a basic instrumentation amplifier, it takes A One op-amp with a certain feedback arrangement B Two op-amp and seven resistors C Three op-amps and seven capacitors D Three op-amps and seven resistors

0 Answers  

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what is the difference between ups & inverter

4 Answers   Cushman Wakefield, Dana Group,

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