Question

o O O o O

A car traveling 60 km/hr accelerates at the rate of 2 mish2. How much time is required for the car to reach a speed of 90 km/hr? Assume constant acceleration O a.5.2s O b.4.2s O c. 3.2s Od 22s

round with a radius of 4m, and Jill sits midway between the center and the rim. The merry-go-round travels with a constant angular velocity of 20 radis. ils linear welocity is (hint look at the notes for O a the same as Bonnies O b twice Bonnies O c 1/2 of Bonnies O d 1/4 of Bonnies D e four times Bonnies

0 0
Add a comment Improve this question Transcribed image text
Answer #1

Concept: we use conservation of energy in the first, kinematics in the second and concept of circular motion in the third where angular speed will be same for both,

mem MV 3 420 So Jis velocit s twice Bonnies***************************************************************************************************
This concludes the answers. If there is any mistake, let me know immediately and I will fix it....

Add a comment
Know the answer?
Add Answer to:
o O O o O A car traveling 60 km/hr accelerates at the rate of 2...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT