DC Physics logo HOME | Practice Problems } Monthly Features | Textbook Errata | Humor | About DC Physics

HELP HOME PAGE

Make a Practice Test

Some Hints & Solutions

Rotation: Angular Momentum

Problem #: 2 | Variant #: 2

A 35.6 kg child is sitting on the edge of a 152.5 kg merry-go-round of radius 2.82 m while it is spinning at a rate of 3.272 rpm. If the child moves to the center, how fast will it be spinning? (Hint: use conservation of angular momentum)

rpm

Get a Random Angular Momentum Question

Try a Minitest: 6 problems of this type


NOTE: While these problems are made by a former University Physics professor and are seen thousands of times a week, it is possible that there are typo's or other errors that nobody has yet reported to be fixed. If you are convinced that there is a problem with the solution to this question please send the details to doug@dctech.com