In masonry foundations, steps in footings are usually in increments of ______ inches to conform to standard concrete block sizes.
A. 10
B. 9
C. 11
D. 8
Answer: D
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Corrective trimming of young horses up to ____________________ years of age will substantially improve bone structure.
Fill in the blank(s) with the appropriate word(s).
Answer the following statement(s) true (T) or false (F)
1. In the United States and Canada, power is generated as a three-phase 50-hertz voltage. 2. An alternator is a generator that produces AC voltage. 3. Wye-connected systems often use a fourth conductor connected to the back of the connection. 4. A type of three-phase service is known as the open delta. 5. The three-pole breaker cannot be used in a single-phase panel.
A ____________________ is a cross between two different varieties
Fill in the blank(s) with correct word
The distance in the x direction between two control points on a vertical aerial photograph is 4.5". If the distance between these same two points is 3.6" on another photograph having a scale of 1:24,000, determine the scale of the first vertical aerial photograph. If the focal length of the camera is 6"and the average elevation at these points is 100 ft, determine the flying height from which each photograph was taken.
What will be an ideal response?