an ac induction motor gets overheated when operated at a low frequency of 25 hz a instead of 50 hz. reason?

1 Answers  

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A mass of 1200g is accelerated at 200 cm/s2by a force. The value of the force required is:(a) 2.4N(b) 2400N(c) 240 kN(d) 0.24N

0 Answers  

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how the length effects the ampacity of the cable? if a cable is carrying a current of 100A for 50m length then what will the effect on current if we double the length?

2 Answers  

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what is GRR(Grid Rotot resistance)?Why it is used beside of LRS?

9 Answers   ACC, L&T, Sri Biotech,

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what will happen if synchronous machine rotor fed from single phase ac supply 

0 Answers  

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why the neutral line is not giving shock to us if we touch it ?

0 Answers   GPREC,

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how to calculate total load in a villa?

1 Answers   Megatron Solutions,

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What is the difference between an ELCB and a RCD?

2 Answers   Schneider,

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What do you mean by reverse current braking of an induction motor?

1 Answers  

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why are we adopting 132kv,220kv for transmission rather than using 440kv at all transmission lines as it gives lower losses?

2 Answers   APGenco,

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why should we india maintain frequency of 50 Hz.

8 Answers  

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what is the purpose of bypass mode in energy lighting transformer?

0 Answers  

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