In 3 phase induction motor even with low Voltage it reaches
nearly it's rated speed why? (for example instead of 400V it
reaches with 250V)
Answer Posted / narayanan.m
due to high starting torque
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
in battery charging room we find two fuses (one in positive other in negative cables ).why it is so?one fuse is ore than sufficient?
We need to current density & short circuit calculation at 65kA for aluminium & copper busbar.
v/f drive basic princeple
A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why
What is maximum power transfer theorem?
What is the theoretical reason for the size of a zig zag grounding transformer to be 1.732 times less than that of a wye-delta grounding transformer used for the same application?
How one can check the MAIN of a house wiring ?
is it necessary to earth the rmu before cutting off the transformer winding?if yes why?
what is different between phase and netural
Why a Permanent Magnet Generator has higher frequency as compared to frequency of main alternator?
Define what is the function of anti-pumping in circuit breaker?
What is conventional thermal current (Ith)
Explain how you intend to work under pressure to meet up with deadline target?
What is cathode ray oscilloscope (cro)?
what is the question paper model for section engineer in RRB