Homework Help: physics

Posted by vanessa on Saturday, November 20, 2010 at 5:13pm.

a dog sits 1.34m from the center of a merrygo round with an angular speed of 1.26rad/s. if the magnitude of the force that maintains the dog's circular motion is 43.8N, what is the dog's mass? answer in units of kg?

physics - drwls, Saturday, November 20, 2010 at 5:21pm
Solve

M R w^2 = 53.8 N, for M

M = 43.8/(R w^2)

w is the angular speed, 1.26 rad/s
R = 1.34 m

Answer this Question

Related Questions

physics - A dog sits 2.1 m from the center of a merry-go-round. If the dog ...
physics - A dog sits 3.0 m from the center of a merry- go-round. a) If the dog ...
physics - A merry-go-round is stationary. A dog is running on the ground just ...
Physics - You are riding a merry-go-round on the rim which is turning ...
Physics - Figure 10-42 shows a uniform disk that can rotate around its center ...
physics - Two children, each with mass m = 11.0 kg, sit on opposite ends of a ...
Physics - A 190-kg merry-go-round in the shape of a uniform, solid, horizontal ...
PHYSICS - A 190-kg merry-go-round in the shape of a uniform, solid, horizontal ...
Physics - A 190-kg merry-go-round in the shape of a uniform, solid, horizontal ...
physics - hi i have a physics question i dont understand here is the question A ...

For Further Reading

First Name:
School Subject:
Answer: