Answer Posted / raja

(1) U can remove the rotor of the 3 phase induction motor
and put the armature of the DC motor.

(2) supply DC suppy through the slip ring of the 3 phase
slip ring induction motor

what is the diference between the 4pole & 6pole DC Motors & what is advantage 6pole over the 4pole ?

1881

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hai now i am working as a electrical design engineer in construction field can i get a job in oil and gass field or power plant project as a electrical design engineer?

1906

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Can anybody please refer the best and simple book for about Protection relays and in detail of all its protection ?

1961

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how to compute kvar in substation feeder to improve power factor and sending voltage

2119

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How to calculate the time setting for star connection in star delta starter? For example 10KW 3PH Induction motor.

2606

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what is the difference between electrical choke and electronic choke?

2503

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In Dyn11 power transformer if any one of the 3 phases connected to earth in star connected side then please explain effect of the current flow in delta connected side of transformer.(In this case if one phase is shorted to ground in star connected side then we observe the current flow in two phases only not three phases in delta connected primary side. Please explain why it is so?)

1748

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In what condition the HT fuse breakes?

1998

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How to select the cable and voltage drop in circuit?

1729

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hi frnds...pls send me aptransco previous papers .....pls..pls,,,(madhar.rocking@gmail.com)and suggest me some websites

2116

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What is trip and closing coil in cb? Why need of them

1495

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What are the types of piano switches?

2006

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What will be result if we connect LT votage to the terminal of HT motor?

2120

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what is the difference between ups & inverter

7071

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What type of wiring series or parallel is used for conventional and addressable type FAS & why?

1785

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