A 13/ /4-inch square power takeoff shaft needs to be covered with a round guard. The guard should have at least 1/ /2-inch clearance at all points. What measure should the inside diameter of the guard have?
What will be an ideal response?
3.5 in
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What will be an ideal response?
An insulation mechanic would consider insulating cement to be a(n) _____
a. adhesive like model airplane glue b. mixture of a mineral-like binder and insulating fibers or particles c. mixture of portland cement, sand, and gravel d. acrylic mixture used to seal fabric coverings
Which of the following has dramatically increased the genetic improvement of plants?
a. pollination control b. isolation in breeding c. pollination control and isolation in breeding d. neither pollination control nor isolation in breeding
When a capacitor is connected in a circuit with a resistor, the amount of time needed to charge the capacitor is called the _____.
A. CR time constant B. RC time constant C. CR time variable D. RC time variable