Question 18 1 pts For the gear trains sketched in the given figures, compute the output speed of the output shaft if the input shaft rotates at 1750 rpm (Accuracy .X RPM, don't include +'s or -'s signs) Input shaft N = 18 NB = 42 Nc = 18 ND=54 NE = 24 NF = 54 D E B F Output shaft FIGURE P8-37 Gear train layout for Problem 8-37 Question 19 In the previous problem #37-1, the input shaft rotates in the clockwise direction is the output direction in the clockwise direction also? yes no 1 pts