Which of the following is true concerning the starting current of an induction motor at the moment the circuit is energized?
a. The current rises rapidly.
b. The current rises slowly.
c. The current decreases rapidly.
d. The current decreases slowly.
a. The current rises rapidly.
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Installing anchor bolts is the job of a carpenter.
Answer the following statement true (T) or false (F)
IPM practices are only important to use for field crops, not greenhouse crops
Indicate whether the statement is true or false
From a fixed point on the ground, the distance to a certain tree is measured to be s = 55.2 ± 0.1 m and the angle from the point to the top of the tree is measured to be ? = 0.50 ± 0.02 radians. The height of the tree is given by h = s tan ?.
a. Estimate h, and find the uncertainty in the estimate. b. Which would provide a greater reduction in the uncertainty in h: reducing the uncertainty in s to 0.05 m or reducing the uncertainty in ? to 0.01 radians
What type of grain structure is mostly affected by stress relief anneal?
A) Intermetallic compounds and martensite B) All grains are recrystallized C) Cold worked ferrite grain D) Hard carbide and pearlite grains