In the above figure, if the load decreases and causes the motor speed to increase, the voltage at the wiper arm of R11 ____________________ (increases, decreases), which causes the output of op amp 2 to become more ____________________ (negative, positive), which makes the output of the summing amp become more ____________________ (negative, positive), and causes the motor speed to ____________________ (increase, slow down).
Fill in the blank(s) with the appropriate word(s).
decreases, negative, positive, slow down
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Match the following definitions with the correct term
a. top layer of the EarthÕs surface, suitable for plant growth b. encircles the Earth c. a colorless, odorless mixture of gases d. poisonous materials e. molecule that filters harmful ultraviolet light from Earth f. clear, colorless, tasteless liquid 1. air 2. water 3. soil 4. atmosphere 5. ozone 6. toxic
Reasons to use personal income for starting a new business include _____
A) the fact that is it evidence of commitment to the business B) loans are easier to obtain later from other sources C) ?both a and b D) none of the above
The largest of the beef breeds, the ____________________, can reach weights of up to 4,000 pounds
Fill in the blank(s) with correct word
The management system that expects employees to be involved in the decision making process is ______
A) Scientific management B) Management by objective C) leadership D) All of the above