If the resistance against a propeller fan is doubled, the cfm output decreases, but the amperage draw of the motor ____.
A. decreases
B. increases
C. stays the same
D. overheats the motor
Answer: B
You might also like to view...
A repair service has an additional concern if there is a(n) ____________________ on the board
Fill in the blank(s) with the appropriate word(s).
In what situation does the National Electric Code require charge controllers with a PV system?
What will be an ideal response?
What are media?
What will be an ideal response?
Why are vertical suction risers often smaller than the horizontal runs on the same suction line?
A) The risers are sized smaller to increase the pressure drop for improved control. B) The risers are sized smaller to maintain a minimum velocity to lift the oil. C) The risers are sized smaller to minimize pressure drop. D) The risers are sized smaller to minimize noise.