Four lawn sprinkler heads are fed by a 1.7 cm diameter pipe. The water comes out of the heads at an angle of 40 ∘ to the horizontal and covers a radius of 8 m .    A) What is the velocity of the water coming out of each sprinkler head? (Assume zero air resistance.)
Express your answer to two significant figures and include the appropriate units.   B) If the output diameter of each head is 3 mm , how many liters of water do the four heads deliver per second? Express your answer using two significant figures.   C) How fast is the water flowing inside the 1.7 cm diameter pipe? Express your answer to two significant figures and include the appropriate units. m