Concept explainers
a.
Mention the name of the branch circuit that is connected to the dishwasher.
a.
Answer to Problem 1R
The dishwasher is connected to
Explanation of Solution
Discussion:
A dishwasher is a machine used for automatic cleaning of dishware and cutlery. It consists of a motor, an electric heating element, and a small fan that is used to circulate hot air during the drying cycle.
A 120 volts, 20 ampere rated dishwasher is connected to B5 branch circuit that originates in Panelboard B.
Conclusion:
Thus, the dishwasher is connected to
b.
Mention the size of the wire utilized to connect the dishwasher.
b.
Answer to Problem 1R
The size of the wire utilized to connect the food waste disposer is
Explanation of Solution
Discussion:
A THHN type 12 AWG-sized copper conductors are used to connect the dishwasher to the branch circuit. Any one of the wiring methods among nonmetallic-sheathed cable, EMT, or Type MC cable will be used depending upon the requirement.
Conclusion:
Thus, the size of the wire utilized to connect the dishwasher is
c.
Explain whether the branch circuit of dishwasher is required to be provided with AFCI protection or not.
c.
Answer to Problem 1R
Yes, the branch circuit of dishwasher is required to be provided with AFCI protection.
Explanation of Solution
Discussion:
As defined in NEC 210.8(D), AFCI protection is required to be provide for the branch circuit of dishwasher.
Conclusion:
Yes, the branch circuit of dishwasher is required to be provide with AFCI protection.
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Chapter 21 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
- HW-2: Consider the loop of Figure below. If B = 0.5az Wb/m2, R = 20 2, e = 10 cm, and the rod is moving with a constant velocity of 8ax m/s, find (a) The induced emf in the rod (b) The current through the resistor y I 00 121 & B (in) 60 Answer: (a) 0.4 V, (b) 20 mA &arrow_forwardWrite a Verilog program to design the 4-bit ripple carry counter using the instantiation process available in Verilog HDL and write the stimulus program to check the functionality of the design. Assume 4-bit ripple carry counter is designed from a T-flipflop and T-flipflop is designed from a D- flipflop.arrow_forwardHW3: A 9.375-GHz uniform plane wave is propagating in polyethylene (&-2.26). If the amplitude of the electric field intensity is 500 V/m and the material is assumed to be lossless, find: (a) the phase constant; (b) thearrow_forward
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EBK ELECTRICAL WIRING RESIDENTIALElectrical EngineeringISBN:9781337516549Author:SimmonsPublisher:CENGAGE LEARNING - CONSIGNMENT