Evacuating a system is accomplished with a _________________________ and helps to remove _________________________ and _________________________ from a system.
Fill in the blank(s) with the appropriate word(s).
vacuum pump, air, non-condensible gases
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A(n) ____________________ system is a control system that is operated by less voltage than that applied to the equipment.
Fill in the blank(s) with the appropriate word(s).
The type of woody biomass fuel that can be harvested every six years is _______________
Fill in the blank(s) with the appropriate word(s).
Why are locking hubs also called freewheeling hubs?
What will be an ideal response?
Problem 1.14 Two hydraulic cylinders are used to control the position of the robotic arm ABC. Knowing that the control rods attached at A and D each have a 20-mm diameter and happen to be parallel in the position shown, determine the average normal stress in (a) member AE, (b) member DG.
