PHYsics......

A race car is on a straight track. The race car accelerates from rest, covering 100 m in 5 seconds. What is the acceleration of the race car in m/s^2?

  1. 1
asked by i need help from anyone!
  1. V = 100m/5s = 20 m/s..

    a = (V-Vo)/t = (20-0)/5 = 4 m/s^2.

    posted by Henry

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    a race car driver on a straight track starts the tryout from rest at t = 0 and x = 0. the car accelerates with an acceleration given by a(t) = 0.25t (m/s^2). how far eill the car travel in 12 secs?
  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
  3. physics

    A race car track has been constructed with the a bank angle of 32.7° so there is no friction force. The race car track has a curve radius of 394 m. What speeds, for the race cars, has the track been designed to accommodate?
  4. physics

    In a quarter-mile drag race, two cars start simultaneously from rest, and each accelerates at a constant rate until it either reaches its maximum speed or crosses the finish line. Car A has an acceleration of 11.0 m/s2 and a
  5. physics

    A race car starts from rest on a circular track. The car increases its speed at a constant rate at as it goes 2.75 times around the track. Find the angle that the total acceleration of the car makes with the radius connecting the
  6. pyscics

    a race car starts from rest on a circular track the car in races as its speed at a constant rate of as it goes 2.75 times around the track.find the angle that the total acceleration of the car makes with the radius connecting the
  7. physics

    a race car starts from rest on a circular track.the car increases its speed at constant rate at as it goes 2.75 times around the track.find the angle that the total acceleration of the car makes with the radius connecting the
  8. Math

    A race car starts from rest on a circular track of radius 565 m. The car's speed increases at the constant rate of 0.520 m/s2. At the point where the magnitudes of the centripetal and tangential accelerations are equal, find the
  9. Physics

    A race car starts from rest on a circular track of radius 279 m. The car's speed increases at the constant rate of 0.760 m/s2. At the point where the magnitudes of the centripetal and tangential accelerations are equal, find the
  10. Physics

    A race car starts from rest on a circular track of radius 445 m. The car's speed increases at the constant rate of 0.380 m/s2. At the point where the magnitudes of the centripetal and tangential accelerations are equal, find the

More Similar Questions