ASE-Style Multiple Choice
While having a discussion, Technician A says that clamping pliers are often used to hold the new panel in place while welding. Technician B says that self-tapping screws can be used to hold new panels in position while welding. Who is correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B
Answer: C
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A 150-horsepower, three-phase squirrel-cage induction motor is connected to 440 volts. The motor nameplate lists the following information:Amps 175 SF 1.25 NEMA code BThe conductors are to be copper with type THHN insulation. The short-circuit protective device is to be an inverse-time circuit breaker. The termination temperature rating is not known.Determine the conductor size and overload size.
What will be an ideal response?
Using nodal analysis obtain V in the circuit shown in Fig. 10.72.
 FIGURE 1.png)
Which of the following control devices is often used in both a primary and a secondary control role?
a. Pressure switches b. Humidistats c. Rupture disks d. Condenser water valves
If the height of one brick is 2 1/4" and the mortar joint is 3/8", what is the height of four bricks and 3 mortar joints?
What will be an ideal response?