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how unidirectional torque is produced in DC motor?
what is the step by step formula for calculating bus bar phase and neutral size of a panel board.suppose the incomer of panel board is 100A..???step by step answer please
what is meant by surge? what we called for high currents?
If we have 11 kv RYB Phase single core cable near about. Then wht effect and losses
what is efficient motors and how it is different from normal induction motors
we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan
what will be the maximum winding temperature of 6.6kv HT motor 450kw, Full load current 49A. 50Hz Frequency.
control & auxilary circuits used for circuir breakers
is it possible to turn on the single phase star delta on delay timer using 24 v dc ?
why i can not use thimble on capacitor duty contactor
What is bridge rectifier and explain with details
Does magnetomonopoles exists? one maxwell equation strongly suggests no, but how about their existance in plasma?
The loads are connected with phase and ground then why current flow as the loads ?
Importance of fault current in power transformers and how to monitor the same? How is it different from winding temperature?
we need a ntpc previous papers