Four bricks, each weighing 4.5 pounds, drop 20 feet onto a scaffolding plank. How much force in foot-pounds is exerted on the scaffolding?
What will be an ideal response?
360
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In model space objects are drawn:
a. to scale b. to fit c. to real world measurements d. to CAD standards
Salamanders belong to the subphylum Amphibia
Indicate whether the statement is true or false
The main difference between the two internationally recognized projection systems is: the position in which the views appear on the drawing:
A. Whether they use the inch system or the metric system for dimensions B. The position in which the views appear on the drawing C. One is orthographic, the other is isometric
Technician A says that some engine mounts contain fluid to dampen vibrations. Technician B says that some engine mounts are electronically controlled. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B