why the desirable efficiency for a motor is 60%, but in case of transformer, it

why the desirable efficiency for a motor is 60%, but in case of transformer, it is above 90%?

Question Posted / himumama11

1 Answers
4189 Views
I also Faced
E-Mail Answers

why the desirable efficiency for a motor is 60%, but in case of transformer, it is above 90%?..

Answer / swapnil hete

Motor is the dynamic device so, frictions losses& windage losses is include in the total losses.
on the other hand trnasformer is the static device hence there is no frictions losses & windage losses

Is This Answer Correct ?

11 Yes

1 No

Post New Answer

More Electrical Engineering Interview Questions

what is use of governer in diesle engine

1 Answers Aricent,

What is grid collapse? what is the reason for it?

0 Answers

what is power factor

4 Answers UltraTech,

when transformer oil should be filtered/tested?

3 Answers

I am completed DEEE in tamilnadu, now i am working in andhrapradesh with 2.5 year experience in relavent field. capacity of the tranformer is 11KV, 1MVA Transformer, i am eligible for getting c licence in andhrapradesh pl help me.

0 Answers

In Indian Railways , how the AC motor is driven? Please explain clearly starting from the overhead 25kV supply.

1 Answers

how to calculate capacitor rating for an induction transformer ex.for 12 mva furnace calculate capacitor rating

2 Answers

i need of the bhel question papers along with answers and also give some website names for the downloading question (electrical and electronics engg question)please help me....

0 Answers

what is phase angle and how its generate moreever how we measure the phasse angle?

1 Answers

what are smoke detectors ?

4 Answers Indian Military Services,

in conclusion why we select you?

1 Answers

Why screen of the screened cable not earthed on both the ends of cable

1 Answers

For more Electrical Engineering Interview Questions Click Here