Discuss Forum

1. একটি 4 পোলের 50Hz এর Alternator কত speed - এ ঘুরবে?

  • A. 3000rpm
  • B. 3000rpm
  • C. 3000rpm
  • D. 3000rpm

Answer: Option D

Explanation:

Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.