Answer / anmol

slip ring IM can have speed control through external resistance but squirrel cage IM uses deep bar or double cage rotor for resistive speed control.
SRIM has skewed bars and robust structure for silent operation. SCIM has non skewed bars.

Why does increasing the magnetic flux in the main field of a d.c motor cause the armature current to reduce??

0 Answers  

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pf of synchronius motor is unity, is it axact(=one) value. ?

1 Answers  

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We are getting supply at33kvand it stepdown to 11kv.So Our requirement is 11kv voltage.why we draw 33kv from the grid instead of 11kv?

2 Answers   Birla,

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Why corona leads to production of Ozone and glow of the color VOILET?

0 Answers  

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what is derated current of power cable & what is formule to find derated current?

1 Answers   Thermon,

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what is main parts of alternator.

3 Answers   HP,

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Dear Sir, I willing to know if one 15Hp induction motor run in star connection. What happen power capacity of motor? Plz tell me.

1 Answers   Amtek Tekfor Automotive,

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Name a govt approved university which have 100% online engineering course.

0 Answers  

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What is meant by Energy Efficient Transformers??? give significance

1 Answers   MahaGenco,

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what is stray capacitance?

1 Answers  

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What is the Power factor of DC Power system ?

9 Answers  

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how to calculate short circuit calculation of the transformer by usuing the percentage impedence? formula needed.

2 Answers   L&T,

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