Which of the following is considered to be a plant macronutrient?
A) N
B) S
C) Ca
D) P
E) all of the above
E
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Identify the most popular state in the United States for growing flowers
A) California B) Washington C) Florida D) Texas
One of the most popular applications of a potentiometer is as an adjustable voltage divider also known as a:
A) volume control. B) current control. C) divider control. D) voltage control.
One 2-wire section of a 24-volt watchman clock signal system is operated through a 450-foot length of lead covered cable drawing 2 amps. The size of the conductor is number 18, and the diameter is 40.3 mils. What is the resistance of one conductor? Express the answer to the nearer whole number.
Fill in the blank(s) with the appropriate word(s).
A six-pole induction motor for vehicle traction has a 50-kW input electric power rating and is 85 percent efficient. If the supply is 220 V at 60 Hz, compute the motor speed and torque at a slip of 0.04.
Find: The motor speed and torque at a slip s = 0.04.