Answer Posted / gunasekaran
for small motor thermal OLR will operate .
for big motor negative sequnce will operate
Is This Answer Correct ? | 2 Yes | 2 No |
Post New Answer View All Answers
Pleae send me last 5 years of Question book about RRB chennai.
Factory acceptance test. FAT. For 132 kv transmisstion towers what is that meaning and what are the tests commonly companies perform now days.
what is the differencce inn series and cascade connection??
What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.
Explain marx circuit.
what is cascade speed control device?and how this device control the speed of motors?
Define phase cross over?
How to calculate Number of Earthing Pits....???
What is meaning of out of phase (making & breaking) capacity And how to calculate
What is signal flow graph?
what is the purpose of shading ring or shading coil in electrical equipments.
The principle of switching circuits for different types of batteries in application of storage systems
What is the power factor of a transformer at no load?
what is active power & reactive power?
what is the function of statics switch in ups and tell me parts