Which of the following is indicated on a panelboard schedule?
a. GEC
b. Size of wires
c. Service head
d. Panel mains
d
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One kg of liquid water at 25°C, for which 
(a) Experiences a temperature increase of 1 K. What is 
, in kJ?
(b) Experiences a change in elevation ?z. The change in potential energy 
is the same as 
for part (a). What is ?z, in meters?
(c) Is accelerated from rest to final velocity u. The change in kinetic energy 
is the same as 
for part (a). What is u, in 
Technician "A" says that if you take a voltage reading from terminal "L1" to terminal "T1" on a contactor whose coil is energized, you should read zero volts. Technician "B" says that contactors can only have normally open contacts. Which of the following statements is correct?
A. Technician "A" is correct. Technician "B" is correct. B. Technician "A" is correct. Technician "B" is incorrect. C. Technician "A" is incorrect. Technician "B" is correct. D. Technician "A" is incorrect. Technician "B" is incorrect.
How much interest will $669 earn in one year at 4.6%?
Fill in the blank(s) with the appropriate word(s).
Core plugs are also called ________
A) Freeze plugs B) Frost plugs C) Weep plugs D) A or B