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Transformers with a capacity of up to _____ have a cooling radiator system with natural cooling
After the increase of price of oil by 40%, a family decided to reduce its oil consumption so that the expenditure for oil goes up by 26% only. If the total consumption of oil before the price rise was 10 kg per month, then what is the current consumption of oil per month (in kg)?
Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher __________ compared to the dry natural gas.
Natural air cooling is generally restricted for transformers up to
Two transformers are connected in parallel. These transformers do not have equal percentage impedance. This is likely to result in
Power transformers have rating
In this method of underwriting, the underwriter gives rating points for all the negative or adverse factors, totals them and decides extra mortality rating. Which method are we talking about?
Type of rating to which all credit rating agencies does not consider is classified as
Multiple inlet system of air cooling of turbo-alternators can be used for machines of rating upto
Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to: