18 teeth Figure P1 А 10 teeth 1 B 3 3 4 35 teeth 5 D 54 teeth Worm gear 48 teeth 6 Double-thread Right-handed Worm Prob.

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18 teeth Figure P1 А 10 teeth 1 B 3 3 4 35 teeth 5 D 54 teeth Worm gear 48 teeth 6 Double-thread Right-handed Worm Prob. # 4] The worm (Figure P1) has a pitch of 0.75 inch, pitch diameter of 3 inches, pressure angle of 14.5°, and coefficient of friction of 0.12. Determine a) the pitch diameter of gear 7, b) the tangential force on gear 7, c) the tangential load on worm, and d) the separating force. Show the correct 3-dimensional sketch of the loads acting on the worm as viewed from the observer. (15 points)