Figure 5.24 shows a lawn sprinkler with unequal arms. The jets issuing out of the sprinkler are of 0.8 cm in diameter and the total discharge is 1.2 L/s. (a) Assuming zero friction, determine the...

Figure 5.24 shows a lawn sprinkler with unequal arms. The jets issuing out of the sprinkler are of 0.8 cm in diameter and the total discharge is 1.2 L/s. (a) Assuming zero friction, determine the rotational speed of the sprinkler. (b) What torque would be required to hold the sprinkler stationary?