physics

posted by .

It takes 214 kJ of work to accelerate a car from 23.1 m/s to 29.3 m/s. What is the car's mass?

  • physics -

    Solve the equation
    (M/2)(V2^2 - V1^2) = 214,000 J
    to obtain M. You know what the two velocities are (V1 and V2).

    M will be in kg if V is in m/s.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Physics

    It takes 180 kJ of work to accelerate a car from 21.0 m/s to 27.5 m/s. What is the car's mass?
  2. physics

    It takes 214 kJ of work to accelerate a car from 23.1 m/s to 29.3 m/s. What is the car's mass?
  3. Physics

    In a performance test, each of two cars takes 9.4 s to accelerate from rest to 24 m/s. Car A has a mass of 1358 kg, and car B has a mass of 2014 kg. Find the net average force that acts on (a) car A and (b) car B during the test.
  4. physics

    It takes 175 kJ of work to accelerate a car from 23.9 m/s to 27.7 m/s. What is the car's mass?
  5. College Physics

    It takes 164 kJ of work to accelerate a car from 23.7 m/s to 27.8 m/s. What is the car's mass?
  6. physics

    It takes 222 kJ of work to accelerate a car from 22.1 m/s to 29.9 m/s. What is the car's mass?
  7. physics

    It takes 228 kJ of work to accelerate a car from 22.3 m/s to 29.2 m/s. What is the car's mass?
  8. physics

    It takes 242 kJ of work to accelerate a car from 20.2 m/s to 28.2 m/s. What is the car's mass?
  9. Physics

    It takes 170 kJ of work to accelerate a car from 21.5 m/s to 27.0 m/s. What is the car's mass?
  10. Physics

    It takes 226 kJ of work to accelerate a car from 23.3 m/s to 28.3 m/s. What is the car's mass?

More Similar Questions