Physics

posted by .

A sailboat is moving across the water at 3.0 m/s. A gust of wind fills its sails and it accelerates at a constant 2.0 m/s2. At the same instant, a motorboat at rest starts its engines and accelerates at 4.0 m/s2. After 3.0 seconds have elapsed, find the velocity of the motorboat. (2sigfigs)

  • Physics -

    V = Vo + a*t = 0 + 4*3 =

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. COLLEGE PHYSICS

    A 1100kg car starts from rest, accelerates for 5 seconds. The magnitude of acceleration is (a)= 4.6m/s2. find the average power generated by the net force that accelerates the vehicle?
  2. physics

    Two cars start from rest at the same location and at the same instant and race along a straight track. Car A accelerates at 6.6 fps2 to a speed of 90 mph and then runs at this constant speed. Car B accelerates at 4.4 fps2 to a speed …
  3. physics

    A model sailboat is slowly sailing west across a a pond at.33m/s. a gust of wind blowing at 28 degrees south of west gives the sailboat a constant acceleration of magnitude .30m/s squared during the time interval 2.0 sec. if the net …
  4. Physics

    A car starts from rest and accelerates unifomly at 3m/s^2. A second car starts from rest 6 seconds later at the same point and accelerates uniformly at 5m/s^2. How long does it take the second car to over take the first car?
  5. Physics

    The force exerted by the wind on a sailboat is approximately perpendicular to the sail and proportional to the component of the wind velocity perpendicular to the sail. For the 792-kg sailboat shown in the figure below, the force exerted …
  6. Physics

    A 4.0 x 101 kg wind sled is gliding East across a frozen lake at a constant speed of 12 m/s, when a gust of wind from the southwest exerts a constant force of 1.0 x 102 N on its sails for 3.0 s. With what velocity will the sled be …
  7. Science

    A 4.0 x 101 kg wind sled is gliding East across a frozen lake at a constant speed of 12 m/s, when a gust of wind from the southwest exerts a constant force of 1.0 x 102 N on its sails for 3.0 s. With what velocity will the sled be …
  8. physics

    A model sailboat is slowly sailing west across a pond at 0.342 m/s. A gust of wind blowing at 28.7° south of west gives the sailboat a constant acceleration of magnitude 0.305 m/s2 during a time interval of 1.87 s. If the net force …
  9. Physics

    Car A is 12 m ahead of car B on a straight stretch of road. Car A starts from rest and accelerates away from B at 4.0 m/s2. Two seconds later B starts from rest and accelerates after A at 6.0 m/s2. How long will it take B to catch …

More Similar Questions