HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL
OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM
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What are the effects of electrical faults?
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WORKING PRINCIPAL OF MCB
If we have two nodes A and B and Vab is the potential difference between these nodes then which node is called reference node a.node A b.node B c. Ground node
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