A uniform meter stick of mass M has a half-filled can of fruit juice of mass m attached to one end. The meter stick and the can balance at a point 12.5 cm from the end of the stick where the can is attached. When the balanced stick-can system is suspended from a scale, the reading on the scale...
A wheel on a game show is given an initial angular speed of 1.3 rad/s. It comes to rest after rotating through 3/4 of a turn. Find the average torque exerted on the wheel given that it is a disk of radius 0.80m and mass of 6.4 kg. I worked the matching problem in the book and got the...
A. If a person is thrown to maximum height of 23.8 ft, how long does she spend in the air during the toss? I figured out this answer. It is 2.43 seconds.
B. Is the amount of time the person is above a height of 11.9 ft more that, less than, or equal to the amount of time the person is...