Q. Presume that it takes 7 minutes to fill a 30 gallons gasoline tank. a.) work out the rate at which tank is filled in gallons per second. b.) estimate the rate at which tank is filled in cubic meters per second. c.) find out the time interval, in hours, required to fill a 1 cubic meter volume at the same rate.
Q. A pitcher throws a curveball that reaches the catcher in 0.59 s. The ball curves because it is spinning at an average angular velocity of 380 rev/min on its way to the catcher's mitt. What is the angular displacement of the baseball as it travels from the pitcher to the catcher?