A merry-go-round rotates at the rate of 0.15 rad/s with a(n) 91.9 kg man standing at a point 2.6 m from the axis of rotation. What is the new angular speed when the man walks to a point 1.9 m from the center? Assume that the merry-go-round is a solid 1.51×102 kg cylinder with a radius of 3.88 m. Answer in units of rad/s.

How many seconds does it take a pebble released from rest off a bridge to fall 29.4 m ? what is the pebble's speed when it has fallen 29.4 m ?

Imagine you work as a consultant, and your daily job involves listening to the constructive criticism of others. as part of your job, you must listen to opposing viewpoints to make important decisions. in this activity, you are a consulting dam engineer. you must make a decision about four different dams; should they be repaired, taken down, or left alone? you will listen to contrasting opinions about what should be done with the dams before you make the final decision. as the consulting dam engineer, what do you decide to do with this dam? explain your reasoning. by making your decision, did you support the opinions of the mayor and/or the dam safety official? why or why not? (site 1)

What is a good example of instantaneous speed