Wednesday
March 4, 2015

Homework Help: Physics

Posted by RR on Tuesday, February 5, 2013 at 7:45am.

The speed time graph shows the motion of a car over a period of 40 seconds.

a. describe the motion of the car between:

1.) O and A - The car is traveling at constant speed from 0 to 20 m/s.
2.) A and B - The car is at rest for 20 seconds.
3.) B and C - The car is decelerating at 20 m/s.

b. Calculate the acceleration of the car.
c. Calculate the distance the car traveled at constant speed.
d. What is the average speed of the car for the whole journey?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics - The speed time graph shows the motion of a car over a period of 40 ...
AP Physics - 1. A car is traveling down the road at a constant speed of 11 km/h...
Physics - A car of mass 1200kg starts from rest, accelerates uniformly to a ...
maths - (a) A car accelerates from 0 to 30.0 m s-1 in 6.0 seconds, travels at a ...
physics - The Graph above shows the speed of a car traveling in a straight line ...
physics - A car moves from rest with a constant acceleration of 4m/s squared for...
Physics - A car accelerates from rest at 5 m/s2 for 5 seconds. It moves with a ...
physics - A car begins at rest at t0 = 0. The car starts moving and finally ...
Science - Can the size of an object's displacement be greater than the distance ...
Physics - A car makes a 288 km trip at an average speed of 31.3 km/h. A second ...

Members