Answer / guest

two types. AC and DC

Answer / ravi

two types av&dc

a 3 phase slip ring induction motor is wound for 4 poles on stator and 6 poles on rotor; when 3 phase balanced voltage source at 50 hz is applied to motor it will run at a)1500rpm b)1000rpm c)750 rpm d)zero rpm

13 Answers   Essar, PSPCL, PSTCL,

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what is current

8 Answers   NTPC,

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What is the difference between induction generator and synchronous generator?

3 Answers  

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it says in neutral wire current flows under normal condition, but when we put tester it wont glow, why?

7 Answers   HCL,

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What is phenomenon of electromagnetic induction and how it works?

0 Answers  

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What is a feedback in control system?

0 Answers  

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Hi,Any one has idea regarding the KPTCL Recuirtments for AE'e & JE's for the year of 2009-10???Kindly help in regards..

1 Answers  

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List few applications of d.c series motor?

0 Answers  

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what is the application of dynamic Breaking resistor in inverter ? & How it works ?

2 Answers  

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How a capacitor discharge weld power supply works? what is the use of a pulse transformer?

0 Answers  

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Why HT motor is connected in Star?

3 Answers   Equate,

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The speed of a dc motor can be controlled by the variation of 1. armature voltage. 2. field current. 3. armature circuit resistance. 4. angle of brush shift. Which of the statements given above are correct? (a) 1,2 and 3 (b) 2,3 and 4 (c) 1,3 and 4 (d) 1,2 and 4

1 Answers  

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