Answer:
Letter D is not a reason to warm up.
Because the people in the car are attached to the vehicle, the people inside the vehicle are going the same speed as the vehicle.
Hope this helps! :)
Answer:
W = -2080 J
Explanation:
initial position vector of the object is given as
similarly final position vector is given as
now the displacement of the object is given as
now we will have
now the force on the object is given as
so here in order to find the work done