Why different values of B’s (magnetic flux density) are chosen for DC machines and Induction Motors?

1 Answers  

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how to calculate cable bending angle in a trench?

2 Answers   Eastern Cement,

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In some countries it is found that an Earthing Transformer is connected at the LV sides of the Transmission and Distribution Substation Transformers.Actually what is the purpose the Earthing Transformer?

1 Answers  

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Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.

0 Answers  

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why we dont store the ac power in battery?

1 Answers   TCS,

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can anybody give me current carrying capacity of cables e.g size of cable in sq.mm & its current capacity both alluminum & for copper

4 Answers  

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how to extend relay operating timing in 24V dc relay card (without using Timer )

0 Answers  

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I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.

2 Answers  

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What is the difference between a Distribution Transformer and a Power Transformer.

4 Answers  

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how many wires need to be bring to the motor if its star delta starter

5 Answers  

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What is a unit of gravity (Battery)

9 Answers  

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Please explain me about Relay curves and their sources to read ?

0 Answers  

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