Repeat Prob. 6–71 for the case of unequal arms—the left one being 60 cm and the right one 20 cm from the axis of rotation.

Data from Exercises 71.

Water enters vertically and steadily at a rate of 10 L/s into the sprinkler shown in Fig. P6–71. Both water jets have a diameter of 1.2 cm. Disregarding any frictional effects, determine 

The rotational speed of the sprinkler in rpm 

The torque required to prevent the sprinkler from rotating.

FIGURE P6–71

Transcribed Image Text:

60% 40 cm 40 cm 60°