Explain the difference between:

(a) elasticity and modulus of elasticity of a material.
(b) brittleness and ductility of materials.


See the Instructor's Manual (IM).

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A five-wire actuator uses two wires to power the motor (power and ground) and three wires for ________.

A) Redundant control B) Direction control C) A feedback potentiometer D) Static electricity protection

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PROBLEM 3.48 The design of the gear-and-shaft system shown requires that steel shafts of the same diameter be used for both AB and CD. It is further required that and that the angle through which end D of shaft CD rotates not exceed 1.5?. Knowing that G ? 77.2 GPa, determine the required diameter of the shafts.

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What suspension component is used to counteract body lean during cornering?

A) Torsion bar B) Strut rod C) Stabilizer bar D) Control arm

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When replacing the oil pump on a rotary compressor, position the coupling half on the pump shaft so the axial spacing between the coupling halves is ________ inch, or as specified by the manufacturer

A) 3/4 B) 3/16 C) 3/8 D) 3/32

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