A 555 timer in astable operation uses two timing resistors, RA and RB. Which one is used to calculate time HIGH (tHI)?
A) RA B) RB C) both RA and RB D) neither RA nor RB
C
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What is a buffer in feed?
What will be an ideal response?
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The fine for venting refrigerant into the atmosphere can be as high as $____________________ per day.
Fill in the blank(s) with the appropriate word(s).
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After calves are weaned, they weigh around _____
a. 100–200 pounds c. 400–500 pounds b. 200–300 pounds d. 500–600 pounds
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In a single-phase motor, the resistance of the run winding will be _____
a. less than that of the start winding b. slightly more than that of the start winding c. equal to that of the start winding d. exactly twice that of the start winding
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