Va rog ajutatima ,va dau orice ,va rog ajutatima

Which type of current is produced by a wire breaking magnetic field lines and changing the polarity? a. alternating b. direct c. straight d. alternating and direct

Using the work energy theorem. what is the velocity of a 850kg car after starting at rest when 13,000j of work is done to it.

In the first law of thermodynamics, triangle e=q-w, what does q stand for