As per which Indian Standard induction motors are
manufactured?
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how to calculate the powerfactor in induction motor having name plate details? for example 1 h.p motor 1.86 A 415 V
Why the brushes used in dc machines are made of carbon not from other metal?
What is sequence network? Discuss all three types of sequence network.
why in 3.5 core means 3 core for phase and .5 for neutral?
1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?
what is use of lockout relay in ht voltage
What is CBCT ,why and whereit is used?
Electromotive force is provided by:(a) Resistance’s(b) A conducting path(c) An electric current(d) An electrical supply source
why need of ac exietation in alternater.
which protection function should measure RMS value of current&DFT value of current?
what is the concept of star delta starter?
what is ISF