Interested to Buy Any Domain ? << Click Here >> for more details...
why power is generatd at 50 hz only..?
can we do this on another freq...?
- 7 Answers
- 9387 Views
- I also Faced
- E-Mail Answers
Answer Posted / sam
power can be generated at various Hz, but reason is
equipement are designed for 50 hz and starting itself we
following that frequency of generation(from british
peroid).Changing frequency will affect loads and
equipments.
| Is This Answer Correct ? | 10 Yes | 1 No |
Post New Answer View All Answers
why we cannot protect 100% winding of an alternator by using differential protection?
Define unilateral circuit?
A 7 storey building has a floor area of 35,000sq.ft on each storey. On the ground floor 11KV electrical sub-station is to be erected. A load of 3kw for every 400sq.ft (p.f is 0.8) is proposed for each floor. fire pump 7.5hp, water pump 5hp, lift 2 nos, each 10hp and 20shop load of each shop is 5kw. calculate a. load each floor b. total load of building c. L.T feeders for aech floor and from transformer to main. d. distribution diagram e. capacity of sub-station/capacitor bank f. line diagram
If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?
For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?
66kv under ground cable how to layaing in ground any special case two ckt r runing
what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)
On what principle electric motor works?
what is the difference between 4pole & 6pole DC Motors & give advantage ?
th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.
WTA used cb?
I am using submission of two ct in one and half scheme for 67/67N protection. Both CTs star point is grounded separately near ct box.Will two point ground give wrong tripping to 67/67N during fault or no matter.
What is Long rod insulator and it's applications..? merits over the disc insulator ..?
how to determine Sq.mm size of finolex power cables.
How to calculate of maximum demand if given 628kw, 785kva, 0.8 p.f.
