To connect a branch duct to the main duct, a ____________________ fitting is used.

Fill in the blank(s) with the appropriate word(s).


take off

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Has the kind of plants growing in each area affected the physical properties of

the soils? How?

What will be an ideal response?

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What rate of return per month will an entrepreneur make over a 2½-year project period if he invested $150,000 to produce portable 12-volt air compres­sors? His monthly costs are $27,000 and his reve­nues are $33,000.

What will be an ideal response?

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Figure 1.32 shows the power consumption of a certain household in one day. Calculate: (a) the total energy consumed in kWh, (b) the average power per hour.

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The stress relief temperature is:

A) 950 F. (570 C.) to 1250 F. (677 C.) B) 1000 F. (380 C.) above the upper critical T line C) 500 F. (100 C.) above the upper criticaL T LINE D) Close to 1300 F. (704 C.)

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