physics

A race car moving with a constant speed of 60 m/s completes one lap around a circular track in 50 s. What is the magnitude of the acceleration of the race car?

  1. 👍 0
  2. 👎 0
  3. 👁 2,473
  1. v^2/R

    where v = 2 pi R /50 = 60
    so
    R = 3000/(2 pi) = 1500/pi

    Ac = 60^2 (pi/1500)

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. science

    a runner training for a race times her 400 meter laps around a track. her times are lap 1 60 seconds, lap 2 57 seconds, lap 3 55 seconds and lap 4 53 seconds. what is her avaerage velocity in meters per second (m/s)?

  2. physics

    The combined mass of a race car and its driver is 600. kilograms. Traveling at a constant speed, the car completes one lap around a circular track of radius 160 meters in 36 seconds. A) Based on the given information, calculate

  3. Math

    You're on a skateboard, moving very fast but at a constant speed. Are you accelerating? Explain. Lara Claims that if an object is accelerating, it must be moving. She also claims that if an object is not accelerating, it must be

  4. physics

    several students are riding in bumper cars at an amusement park. the combined mass of a car A and its occupants is 250 kg. the combined mass of car B and its occupants is 200 kg. Car A is 15 m away from car B and moving to the

  1. physics

    Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at

  2. math

    Ann and Bob are cycling on a track. Ann completes one lap every 15 seconds, and Bob completes one lap every 18 seconds. When will Ann lap Bob, assuming that they started together?

  3. Science

    A race car, moves at a constant speed around an oval track. Is the car accelerating? Why or why not?

  4. Physics

    Randi ran two laps around a 400m track.She completed the first lap in 50seconds and then decreased her speed by 5% for the second lap. Find: A)her speed on the first lap B)her speed on the second lap C)her total time for the two

  1. physics

    A 605-kg racing car completes one lap in 14.3 s around a circular track with a radius of 40.0 m. The car moves at constant speed. (a) What is the acceleration of the car? (b) What force must the track exert on the tires to produce

  2. physics

    A car of mass 1200 kg starts from rest, accelerates uniformly to a speed of 4.0 m/s in 2.0 s and continues moving at this constant speed in a horizontal straight line for an additional 10 s. The brakes are then applied and the car

  3. Physics

    Suppose that a NASCAR race car is moving to the right with a constant velocity of +92 m/s. What is the average acceleration of the car? (b) Twelve seconds later, the car is halfway around the track and traveling in the opposite

  4. Physics

    Two stunt drivers drive directly toward each other. At time t=0 the two cars are a distance D apart, car 1 is at rest, and car 2 is moving to the left with speed v_0. Car 1 begins to move at t=0, speeding up with a constant

You can view more similar questions or ask a new question.