why fan consume constant power even when we increase or decrease its circuit resistance through speed regulator???

2 Answers  

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slipring induction motor starting time Lrs operating why lrs starting time lrs outer body didn't get shock

0 Answers   Ramco,

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what is meant by motor protection relay & its working principle ?k

1 Answers   Pricol,

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Why we does earthing for transformer neutral point

5 Answers   amps, DLF,

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Batteries used for electrical energy storage are a. Laclanche cells b. Edison cells c. Lead acid cells d.any of the above

0 Answers  

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why earth fault current is always less than the o/c

2 Answers  

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AC voltage only create magnetic flux in coils, but in Solenoid coil how 24V DC volt create flux and pick the plunger

5 Answers  

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what is RCBO?

1 Answers  

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What is the deffirant between EARTH, GROUND AND NUTRAL

4 Answers  

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how to improve power factor correction?

3 Answers  

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when a hand crancked meggar is used to check most three phase induction motors, how many tests r rquired? Why?

1 Answers  

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How much current can a 3-1/2 core 100 mm wire carry?

3 Answers   Epitome, Focus, Focus Energy,

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