Homework Help: physics

Posted by carlton on Saturday, October 22, 2011 at 11:03pm.

Question Part
Points
Submissions Used
1 2 3 4 5
0/5 –/5 5/5 0/5 0/5
1/10 0/10 1/10 2/10 2/10
Total
5/25

A car initially traveling eastward turns north by traveling in a circular path at uniform speed as in the figure below. The length of the arc ABC is 210 m, and the car completes the turn in 38.0 s.

(a) What is the acceleration when the car is at B located at an angle of 35.0°? Express your answer in terms of the unit vectors and .

The response you submitted has the wrong sign. m/s2 + m/s2

(b) Determine the car's average speed.

m/s

(c) Determine its average acceleration during the 38.0 s interval.

The response you submitted has the wrong sign. m/s2

The response you submitted has the wrong sign.

No one has answered this question yet.

Answer this Question

Related Questions

physics - Question part Points Submissions 1 2 0/1 0/1 0/10 0/10 Total 0/2 A 3.5...
physics - Question Part Points Submissions Used 1 2 3 3/3 0/2 0/5 3/10 1/10 1/10...
physics - Question Part Points Submissions Used 1 2 3 4 5 –/5 –/5 0/5...
algebra - (3.2 x 10^5) (2 x 10^-3) ------------------------- (2 x 10^-3) I got 1...
physics - please check my answer An electron moves north at a velocity of 9.8 * ...
Math - 10. Find the slope of the line passing through the points (10, 0) and (0...
Chemistry - 0.10 M solution of a weak monoprotic acid has a hydronium-ion ...
Chemistry - A 0.10 M solution of a weak monoprotic acid has a hydronium-ion ...
i don't understand this math - 1. Which of the following is greater than 4.3...
Algebra - 1. Which of the following is greater than 4.3 x 10^9 a. 2.1 x 10^9 b. ...

For Further Reading

First Name:
School Subject:
Answer: