A 5kg cart is pushed with a force of 30N to a distance of 10m in 5 seconds. Determine the power needed to move the cart.

Un jugador de beisbol batea un foul recto en el aire.la pelota deja el bate con una rapidez de 120 km/h. en ausencia de resistencia del aire. ? cual sera la rapidez de la pelota cuando la atrape el catcher

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly