A transformer has 400 turns on the primary coil connected to the 240V mains supply.
There are two secondary coils to serve different parts of a television. Secondary coil 1 has 2500 turns and secondary coil 2 has 20 turns.
Which row is correct?
1 )
A
B
3 )
C
4 )
D
تحلیل ویدئویی تست
تحلیل ویدئویی برای این تست ثبت نشده است!
پرسش و پاسخ های مشابه
سوال کنید یا به سوالات دیگران پاسخ دهید ...