- #1
ghost313
- 29
- 0
I was wondering why is there a minus sign in the equation:
EMF= -d(flux)/dt
If this equations is derived from a previous equation which is:
EMF= vL•B
Why doesent the minus sign just appear in the derivation?
EMF= -d(flux)/dt
If this equations is derived from a previous equation which is:
EMF= vL•B
Why doesent the minus sign just appear in the derivation?