MCQ Practice All Subject 📖 Frequency দ্বিগুণ করলে একটি transformer এর কোন loss টি দ্বিগুণ হয়? ক Copper lossখ Eddy current lossগ Hystercsis lossঘ Iron loss Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up Previous Frequency বাড়লে signal এর wave length - Next Full meaning of SCO is--