posted by .

a constant force acts for 3s on a body of mass 16kg and then ceases to act.during the next 3s,the body covers 81m.find the magnitude of the force.

  • physics -

    assuming no friction, its final velocity is 81/3 m/s

    Vf=a*t= Force/mass * t
    solve for force.

  • physics -


Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    Q.1:When a force is applied to a body,several effects are possible.Which of the folloeing could NOT occur?
  2. Calc

    Newton's Law of Gravitation says that the magnitude F of the force exerted by a body of mass m on a body of mass M is the following. F=(GmM)/r^2 Here G is the gravitational constant and r is the distance between the bodies. (a) Find …
  3. physics

    a force of 4 N acts on a body of mass 2 kg for 4 sec . assuming the body to be initialy at rest . find the distance covered in 10sec after force start acting
  4. Algebra II

    Forces of 675 lb and 828 ob act on a body. The smaller force acts due north; the larger force acts N 52.3 degrees E. Find the direction and the magnitude of the resultant.

    1.Two trolleys X and Y with momenta 20 Ns and 12 Ns respectively travel along a straight line in opposite directions before collision. After collision the directions of motion of both trolleys are reversed and the magnitude of the …
  6. nqwiliso s.s.s.

    three forces act on a body.forceof 30N and 25N act to east and a force of 40N acts to the west.draw a fully labelled scale vector diagram to find the magnitude and direction resultant force use 1 mm : 1N.
  7. laws of motion

    a force is applied to a body of mass 0.9 kgs that is at rest the force is applied for a duration of 5 sec and as a result the body covers a distance of 250 m find the magnitude of force
  8. Math

    A force act on a body for 0•5sec and changes its momentum from 16kg. Calculate the 1-magnitude of the force 2-impulse on the ball
  9. Physicd

    A force of 25N acts on a body at rest for 0.2s and a force of 70N acts for the next 0.1s in opposite direction .If the final velocity of the body is 5ms,the mass of the body is
  10. physics

    A constant force acts on a body mass 0.9 kg at rest for 10s.If the body moves a distance of 250m ,the magnitude of the force is

More Similar Questions