Follow Our FB Page << CircleMedia.in >> for Daily Laughter. We Post Funny, Viral, Comedy Videos, Memes, Vines...


how we identify AC or DC machine at the time of seeing, with
out use of name plate?

Answers were Sorted based on User's Feedback



how we identify AC or DC machine at the time of seeing, with out use of name plate?..

Answer / dr. surekha

Bolts are observer on the cover. these bolts are used to
hold poles. where as AC motors have smooth surface.

Presence of commutator at one of the end is s second
difference.

Is This Answer Correct ?    5 Yes 1 No

how we identify AC or DC machine at the time of seeing, with out use of name plate?..

Answer / umang

1.For the same rating of motor , size of DC machine is
larger than AC machine
2.DC machine is identified by commutator
3.DC motors contains brush arrangement which sq.cage motor
is not having .

Is This Answer Correct ?    4 Yes 1 No

how we identify AC or DC machine at the time of seeing, with out use of name plate?..

Answer / ankamsreekar

1.All DC machines are can be identified with commutator.

2.By seeing the cooling arrangement. since MOST of the DC
machines are provided with air blower for cooling. in case
of the AC machine end fan is provided.

Is This Answer Correct ?    8 Yes 6 No

how we identify AC or DC machine at the time of seeing, with out use of name plate?..

Answer / karthick

dc machine can be identified by commmutator and bold net
arrangement


ac an be identified by slip ring or brush arrangement

Is This Answer Correct ?    5 Yes 3 No

Post New Answer



More Electrical Engineering Interview Questions

What is the maximum advisable distance where it is required to interconnect a 500 KVA 480 V 3 ph transformer and the main panel or MCC ignoring the voltage droop affectation, does it is exist any standard about it?

2 Answers  


How to calculate meter constant @ HT yard

5 Answers   Juniper Networks,


How we can find the regulation of transformer?

2 Answers  


What is Hot reserves and spinning reserves?

1 Answers  


What is the unit of inertia constant of rotating machines? Which has more inertia constant between turboalternator and hydroaltermanor and why?

2 Answers  






why the difference arise between HT reading & LT reading (submeters fixed in complexes, apartments etc)if the power factos exceed from 0.9 to 1 can the ht meter reads fast?

0 Answers  


how capacitor control the power factor/

2 Answers   ABB, Apollo,


what are the method of testing of transformer??

2 Answers   NCC,


how to size a diesel generator set?

1 Answers  


whats is MARX CIRCUIT?

1 Answers  


how to calculate load if i have three phase & single phase connection from power transformer( in term of kw & kva).can i take single phase load/3 for total kw calculation

1 Answers  


when we r using 3.5 cable for a bldg. and put laod on each phase using the neutral and neutral is the return paht for the phase so the current of the neutral must be Ir+Ib+iY (return).But the size of the netural is .5 as comper to the phase.

2 Answers  






Categories
  • Civil Engineering Interview Questions Civil Engineering (5080)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4448)
  • Electrical Engineering Interview Questions Electrical Engineering (16619)
  • Electronics Communications Interview Questions Electronics Communications (3915)
  • Chemical Engineering Interview Questions Chemical Engineering (1093)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (214)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (258)
  • Instrumentation Interview Questions Instrumentation (2993)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (123)
  • Power Plant Engineering Interview Questions Power Plant Engineering (171)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (0)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1378)