What will happen if an AC induction motor is applied with
DC voltage?????????Kindly give all the posssible answers...
Answer Posted / suresh
if v give AC supply to motor it produce (RMF) rotating
magnetic field & according to principle it will run..
but in DC it will produce (SMF)static magnetic field due to
this the rotor cannot run & stater winding gets heated & burn..
| Is This Answer Correct ? | 18 Yes | 1 No |
Post New Answer View All Answers
What is George phenomena to start the synchronus machine?
A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE
Air circuit breaker safety
what is the IEC standard for Power Cable installation in onshore (like in direct buried ground or above groung)
where the lexical paramater will use in fron end?
Describe the test procedure to determine the vector group
What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.
how we sesign the transformer give some specifion regarding design of transformers
What is relation between transmission lines & Communication lines ?
i have install 750 kva distribution transformer at my site and want to do neutral earthing. what calculations should i follow to determine earthing conductor material and size?
What is a copper loss or i2r loss pc?
HOW MANY TYPES OF FUSE?
if an insulated power and control cables of a running gas diesel gensets laid direct in an open trench i.e, trench bed is not rcc of a power house in which rain water, spillage water alwas exists and all power control cables remains submerged even when gas gensets of 480 kw each runningin on load. These power &control cables runs from power house to switchgear room through these trenches in which water remains most of the time. pl explain its merit & de-merit
i want design of D.C.MOTOR 1HP 960RPM AND 2HP 960RPM ITS URRGENT
What is the formula to calculate the size of Aluminium and copper cable?