Q1) The engine room of a freighter is on fire. A fire-fighting boat is directing a stream of water to go into the stack of the freighter. If the exit speed of the water jet coming out from the boat is 20 m/s, what angle a is needed to accomplish the task ? Hint= Only one a will result in water getting into stack. To decide the proper a of two results, locate positions x where ymax Occurs for the stream, and decide which stream can 9 m 12 m- enter the stack