1. When do you use a VFD motor?
2. If the ceiling fan is on slow speed, does it consume less
electricity?
3. If we want the fan to consume less electricity at low
speed, what do we have to do?
4. What does “battery of 180 AMP HOUR” mean to you?
5. What does “battery of 180 AMP HOUR” mean to you?
6. If you don’t have coal, salt and copper, then how would
you earth your connection temporarily at a camp site.?
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Answer Posted / mohankumar
question 1?
if fan needs variable speed then we use vfd .....
question 2?
no it consume same power .....
question6
just use a iron bar fixed in earth , then u use that as
earth or netural
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