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by using circuit breakers
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Write down the brushes of a de machine.
WHAT IS THE FORMULA FOR CALCULATING CURRENT RATING(DIRECT IN GROUND OR AIR) OF ARMOURED(XLPE) CABLE OF 4C,16Sqmm?
we need a ntpc previous papers
Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere
How 3 phase invertor works?
What is Negative Potential Bias
A 1F capacitor is charged to 100V initially. A 1H inductor is connected accros the capacitor througha a switch. The current in the circiut when the switch is closed is____
What is open delta Xformer? It's adavntages & Use?
What is the permissable nutral current of three phase system as per IS standards?
what is servo motor and how to work it.
What are high pass filter and low pass filter? and What are the flowmeter ?
1.what is difference in maintain Hz again Hz in USA ? 2.how to calculate the battery AH? 3.why are yearly maintained in transformer how many tests in required?
how is positive, negative, zero sequence is happen.. how is effect on 3 phase system
What was your role in the silicon evaluation/product ramp? What tools did you use?
what is R Core Transformer. how it differs from normal transformers. dont search in net and post the answer.