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1.
What type of load doesn't create specific stress points or vary with time?
2.
What is the pressure of a water tank that measures 20 ft. square by 16 ft. deep?
3.
What's the mechanical advantage of a wedge that's 3 inches wide and 9 inches long?
4.
Which of the following describes a tensor?
5.
Which of the following statements about this pulley configuration is true?
6.
If input effort is 400 ft. lb., what output effort will be produced by a machine with a mechanical advantage of 5?
7.
The principle of moments defines equilibrium in terms of:
8.
If the handles of a wheelbarrow are 3 ft. from the wheel axle, what force must you exert to lift the handles if it's carrying a 260 lb. load concentrated at a point 1 ft.
from the axle?
9.
If the handles of a wheelbarrow are 3 ft. from the wheel axle, what force must you exert to lift the handles if it's carrying a 260 lb. load concentrated at a point 2 ft.
from the axle?
10.
What's the mechanical advantage of a wedge that's 4 inches wide and 24 inches long?