College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

تمرين 56

You are sailing a radio-controlled model powerboat on a perfectly circular pool of water. The boat travels at a constant 0.500 m/s. It takes 30.0 s to make the trip from one side of the pool, through the center, to the other side. (a) How long would it take the boat to travel completely around the edge of the pool (b) If the pool is uniformly 1.50 m deep, how many gallons of water does it hold