Physics Problems

  • Thread starter mustang
  • Start date
  • #1
mustang
169
0
Problem 3.
A dog sits 1.4 m from the center of a merry-go-round. The dog undergoes a 1.7 m/s^2 centripetal acceleration. What is the angular speed of the merry-go-round? Answer in units of rad/s.

Problem 5.
A girl sits on a tire that is attached to an overhanging tree limb by a rope 2.30 m in length. The girl's father pushes her with a tangential speed of 3.05 m/s. Besides the force opposing the girl's weight, the magnitude of the force that maintains her circular motion is 84.7 N.
What is the girl's mass? Answer in units of kg.
Note: How would you solve this?
 

Answers and Replies

  • #2
ahrkron
Staff Emeritus
Science Advisor
Gold Member
756
2
In order to get any help, you need to show some progress. What have you tried?
 

Suggested for: Physics Problems

Replies
14
Views
285
  • Last Post
Replies
6
Views
479
Replies
15
Views
503
Replies
3
Views
380
Replies
18
Views
624
Replies
8
Views
589
Replies
23
Views
301
  • Last Post
Replies
4
Views
389
Top