Homework Help: physics

Posted by anon on Sunday, September 25, 2011 at 10:31am.

If a race car completes a 3 mi oval track
in 50 s, what is its average speed?

Did the car accelerate?
1. Yes, the speed changed.
2. No, the speed didn’t change.
3. Yes, the direction of the motion
changed.

physics - Henry, Tuesday, September 27, 2011 at 3:38pm
a. V = (3mi / 50s) * 3600s/h = 216mi/h.

b. 1. Yes.

Answer this Question

Related Questions

physics - If a race car completes a 2.8 mi oval track in 41 s, what is its ...
physics - If a race car completes a 4mi oval track in 73.2s, what is the average...
physics - If a race car completes a 4mi oval track in 73.2s, what is the average...
physics - If a race car completes a 4mi oval track in 73.2s, what is the average...
physics - If a car completes a 3.8 mi oval track in 69.7 s, what is the average ...
physics - a race car completes 10 laps around an oval track. which of the ...
Physics - A runner completes an 850m race with two laps of the 425m track in the...
physics help - An auto race is held on a circular track. A car completes one lap...
Physics - Another problem I need help with. An auto race is held on a circular ...
Physics - An auto race is held on a circular track. A car completes one lap in a...

For Further Reading

First Name:
School Subject:
Answer: