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Why we does earthing for transformer neutral point
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Answer Posted / ayid
for balancing purpose and safety particularly 3phase tx
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I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?
all details of DG UPS HVAC
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An ISP is granted a block of addresses starting with 150.80.0.0/16. The ISP wants to distribute these blocks to 2600 customers as follows. a) 200 medium size businesses; each needs 16 addresses b) 400 small businesses; each needs 8 addresses c) 2000 households; each needs 4 addresses Design the subblocks and give the slash notation for each subblock. Find out how many addresses are still available after these allocations.
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Should power factor be low or high?
what happen if field of dc shunt motor opens? what is function of putting res. in parallel to one phase of 3 phase IM? the power supplied by 5A source in circuit is given by------Watt.
