Interested to Buy Any Domain ? << Click Here >> for more details...
why we use dc motor instead of ac motor?
- 7 Answers
- 29191 Views
- Air Force, I also Faced
- E-Mail Answers
Answer Posted / sunil guru
EVEN NOW DC MOTORS ARE PROFFERED BECAUSE.....
1.HIGH STARTING TORQUE.
2.EASY CONTROL OF FIELD EXCITATION SO SPEED CAN BE
CONTROLLED
3.HIGH SPEED VARIATION IS POSSIBLE
4.BETTER STARTING AND BRAKING CHARACTERISTICS
used in lifts,hoists,cranes,traction systems........
| Is This Answer Correct ? | 28 Yes | 5 No |
Post New Answer View All Answers
explain working principle of earth leakage relay
in star-delta tranformer,if the input of star connection is 400/7v 3 kva then what is the output of delta connection?
How much voltage we need to apply in 33kv cable during hipot test of cable
Why can't we take NO LOAD TRIAL of motors having V1 mounting??
why constant voltage transformer should be start without load? and if started then what will happen?
Phase control and integral control are used for?
Why can't we parallel the secondary circuits of two voltage transformers?
For overhead protection we use which transformer?
what is calculation mathod/formaulla for deciding Size of busbar (Copper/ aluminum)for L.T. panel on Various Fault level like 50kA,25kA,10kA
difference between crane drive and line drive.
How do you determine the size of transformer radiators in a transformer?
Define stepper motor. What is the use of stepper motor?
I want formula to calculate cable size as per load given in length & amp. I searched many sites but didn't right answer. Please reply me asap.
i karmveer bharti persuing b.tech . plz send me syllabus and name of reference books. for preparation of section eng.
please give me solution to rectify the emi(electromagnetic interference)
