drops of rain falls perpendicular to the roof of a parked car during a rain storm. the drops strike the roof with with a speed of 12 m/s and the mass of the rain per second is striking the roof is 0.035 kg/s.
Assuming the rain comes to rest after striking the roof, what is the average force exerted by the rain on the roof.
Assuming the rain comes to rest after striking the roof, what is the average force exerted by the rain on the roof.