A hollow sphere of radius 0. 25 m is rotating at 13 rad/s about an axis that passes through its center. The mass of the sphere is 3. 8 kg. Assuming a constant net torque is applied to the sphere, how much work is required to bring the sphere to a stop?.

Simba travel agency arranges trips for climbing mount kilimanjaro. for each trip, they charge an initial fee of \$100$100 in addition to a constant fee for each vertical meter climbed. for instance, the price for climbing to the shira volcanic cone, which is 30003000 meters above the base of the mountain, is \$400$400. let f(d)f(d) denote the fee of a trip ff (measured in dollars) as a function of the vertical distance climbed dd (measured in meters). write the function's formula. f(d)=