A gray cast iron part has a Brinell hardness number of Estimate the ultimate strength of the part in kpsi. Make a reasonable assessment of the likely grade of cast iron by comparing both hardness and strength to material options in Table A–24.

What will be an ideal response?


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PROBLEM 2.22 For the steel truss and loading shown, determine the deformations of the members BD and DE, knowing that their cross-sectional areas are 2 in2 and 3 in2, respectively.

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drawing can include characteristics of more than one drawing type.

a. True b. False

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Memory keepers are often referred to as ____.

A. capacitors B. static backups C. battery backups D. retention sinks

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Two technicians are discussing parking brake systems that mechanically actuate the rear disc brakes

Technician A says that the calipers are self-adjusting. Technician B says that the actuating cables are adjustable at the equalizer. Which technician is correct? A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

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