Explain what is meant by dynamic balance.
What will be an ideal response?
Dynamic balance occurs when the weight of an object is equally distributed on both sides of the centerline of the object when viewed from the front or rear of the object.
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Label the following furnace
Sketch a block diagram of the communication system that makes up an instant message with a friend. Sketch a similar diagram for the example of the piano.
What will be an ideal response?
PROBLEM 3.120 A torque T applied to a solid rod made of an elastoplastic material is increased until the rod is fully plastic and them removed. (a) Show that the distribution of residual shearing stresses is as represented in the figure. (b) Determine the magnitude of the torque due to the stresses acting on the portion of the rod located within a circle of radius c0.
For ____________________ efficiency, the output is the heat transformed into useful work. The input is the heat supplied.
Fill in the blank(s) with the appropriate word(s).