what will happen if dc motor given ac supply
Answer Posted / makga
is either you will distroy the motor and protection device
of DC and AC are not same. torque of ac is lower than of DC
motor. if you do that you will burn the motor
| Is This Answer Correct ? | 13 Yes | 4 No |
Post New Answer View All Answers
In Designing the rating & accessories of a MCCB how to choose the type of releases..means what is the basis for selecting, thermal magnetic, electromagnetic & microprocessr based releases
Why let through energy not considered for ACB breaker while cable sizing?
how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt
What is the practical way to calculate the cable size for known ampere load?
if negative of DC supply used and positive is grounded through EGB, and if ELCB used in the system then is it sense the positive volatge and get tripped is it possible?
why are the maintaine power factor and how can this control and this is how work.
What is transister define the transister ammiter ,base, colector.
fuel-air ratio in a petrol engine fitted with suction carburettor,operating with dirty air filter as compared to clean filter will be
EXPLAIN WHY THE SURGE CURRENT RATING OF AN MCCB OR CIRCUIT BREAKER DECREASES WITH INCREASE IN THE RATING OF MCCB OR CIRCUIT BREAKER.
Why you are switching off arc protection mcb when you are taking shutdown for lv board.
Why do we require transformer with less specific weight if supply frequency is increased?
neutral earth resistance testing is it possible for transformer while in load condition
WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.
what is the grounding Calculation formula? spouse i want to provide grounding to 3phase 18kw motor or i want to provide ground to 3phase 10kva dry type transformere or you give me any exemple...... Thanks.
what is the effect of change in supply frequency on load angle of synchronous motor,all other parameters remaining same?