why d.c motor speed decress with increass in load?



why d.c motor speed decress with increass in load?..

Answer / guest

according to the equation N α V-Ia*Ra as load increases
armature current Ia increases hence voltage drop therefore the
speed.

Is This Answer Correct ?    7 Yes 0 No

Post New Answer

More Electrical Engineering Interview Questions

AP Transco Assistant Engineer (Electrical) Model Question papers

2 Answers   APTransco, HCL, Tranco, UPSC, VMware,


what is the purpose of high speed earth switch in gas insulated substat

0 Answers   ABB,


How to reduce the static electricity producing in solvent room? By P.D.Patil BioCon

0 Answers   Biocon,


Do you have any P.L.C in your organization?

12 Answers  


Why alternators are designed at 0.8 pf lag?

3 Answers  






Why A.C. capacity given in Ton. Ex. - 1.5 Ton

4 Answers   Samsung, UltraTech,


When we connect the large capacitor bank in series ?

0 Answers  


the distance from my office to d.g is aprox 400mtrs and voltage drops ibn my office near about 40 volt what should i do p[ls suggest.

6 Answers  


what is the difference b/w ground & virtual ground?

0 Answers   Accenture,


what are the materials used in HRC fuse

3 Answers   Bhel,


I have a CT meter with ratio 60/5. The meter reading of previous month was 3290.49 and that of current month was 3797.26. How many chargeable units as per normal meter should be my reading.

0 Answers  


what is the difference between star connected and delta connected motors

3 Answers   Welspun,


Categories
  • Civil Engineering Interview Questions Civil Engineering (5085)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16632)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1095)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)