Electrical Wiring Residential
18th Edition
ISBN: 9781285170954
Author: Ray C. Mullin, Phil Simmons
Publisher: Cengage Learning
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Chapter 19.2, Problem 6R
To determine
State the term that is used by utilities when the power consumption of water heater is measured.
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Chapter 19 Solutions
Electrical Wiring Residential
Ch. 19.1 - Does a jet pump have any electrical moving parts...Ch. 19.1 - Prob. 2RCh. 19.1 - Where is the jet of the pump located?...Ch. 19.1 - Prob. 4RCh. 19.1 - Prob. 5RCh. 19.1 - Prob. 6RCh. 19.1 - Prob. 7RCh. 19.1 - What is compressed in the water storage tank?...Ch. 19.1 - Explain the difference between a 2-wire...Ch. 19.1 - Prob. 10R
Ch. 19.1 - Why is a 240-volt motor preferable to a 120-volt...Ch. 19.1 - How many amperes does a 1-horsepower, 240-volt,...Ch. 19.1 - What size are the conductors used for this branch...Ch. 19.1 - Prob. 14RCh. 19.1 - What provides the running overload protection for...Ch. 19.1 - What is the maximum ampere setting permitted for...Ch. 19.1 - Prob. 17RCh. 19.1 - Because the controller contains the motor starting...Ch. 19.1 - Prob. 19RCh. 19.1 - Proper pressure of the submersible pump system is...Ch. 19.1 - Fill in the data for a 16-ampere electric motor,...Ch. 19.1 - The NEC is very specific in its requirement that...Ch. 19.1 - Does the NEC allow submersible pump cable to be...Ch. 19.1 - Must the disconnect switch for a submersible pump...Ch. 19.1 - A metal well casing (shall) (shall not) be bonded...Ch. 19.2 - Prob. 1RCh. 19.2 - A major hazard involved with water heaters is that...Ch. 19.2 - Prob. 3RCh. 19.2 - The heating elements in electric water heaters are...Ch. 19.2 - An 80-gallon electric water heater is energized...Ch. 19.2 - Prob. 6RCh. 19.2 - For residential water heaters, the Consumer...Ch. 19.2 - An 80-gallon electric water heater has 60F...Ch. 19.2 - Approximately how long would it take to produce...Ch. 19.2 - Two thermostats are generally used in an electric...Ch. 19.2 - a. How many heating elements are provided in the...Ch. 19.2 - When does the lower heating element operate?...Ch. 19.2 - Prob. 14RCh. 19.2 - Prob. 15RCh. 19.2 - Prob. 16RCh. 19.2 - a. If both elements of the water heater in this...Ch. 19.2 - a. How much power in watts would the two elements...Ch. 19.2 - A condominium owner complains of not getting...Ch. 19.2 - For a single, nonmotor-operated electrical...Ch. 19.2 - A 7000-watt resistance-type heating appliance is...Ch. 19.2 - Prob. 22R
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- Describe functionalities of the “Battery Management System” and explain how the cell balancing is performed by the BMS.arrow_forwardPlease answer handwritten, do not use chat gbtarrow_forward1) The parameters for circuit in Figure 1 are ẞ₁ = 120, B2=80, VBE1 (On) = VBE2 (on) = 0.7 V and VA1 = VA2 = ∞0. a) Find the collector current in each transistor. b) Find the small signal voltage gain Av = Vo/Vs. c) Find the I/O resistance. Rib 5V. Figure 1 Q₁ 0.5 k Vcc=9V Q2 R ww 50 Ωarrow_forward
- 3) In the circuit in Figure 3, the Transistor parameters are VTN = 0.8 V and Kn = 0.5 mA/V2. Calculate ID, VGS, and VDS. VDD = 10 V Κ = 32 ΚΩ Κρ=4ΚΩ R2 = 18 ΚΩ Rs = 2k Figure 3arrow_forward2) Consider the circuit in Figure 2, The transistor parameters are VTP = -0.8 V and Kp = 0.5 mA/V2. Determine ID, VSG and VSD.arrow_forwardFor the circuit shown, let V₁ = 12 V, Is1 = 2A, Is2 = 4A, R₁ = 2, R2 = 4, and R3 = 6. Determine the current Io using Mesh method as follows: 1. Choose all meshes that must be included, if any, to construct the supermesh. 11, 13 O 11, 12 O 12, 13, 11 12, 13 O none of the above 2. Consider mesh (loop) iz, write the corresponding expression in terms of mesh currents i₁, 12, 13 as of the form (R11 · i₁ + R₁2 · 2 + R₁3-13 = V₁), then enter the corresponding values: R11 R12 R13 Ω Ω Ω V V₁₂ 3. Solve the above equation to determine then lo : 10 = Ist A R₁ ww ww R₂ + V₁ 1, R3 The relative tolerance for this problem is 7%. ww IS2arrow_forward
- Enter the matrix values (numerical) to solve for mesh-currents i₁, iz and 13, for the circuit shown, using Mesh method. In the matrix, row 1, row 2, and row 3 correspond to i₁, 12 and 13, current expressions, respectively. Let Vs=15, R₁ =50, R₂-32, R3-8, R4-17, R5-29, and R=41. [R11 R12 R13 The matrix values are shown here: R21 R22 R23 = V₂ R31 R32 R33 [V3] The relative tolerance for this problem is 5%. R1 Loop i₁ R11 + Vs Ω R12 Ω R13 Ω V V₁= Loop 12 R21 Ω R22 Ω R23 Ω V V₂ Loop 13 Ω R31 R32 Ω R33 Ω V3= V R2 R4 R3 R5 R6arrow_forwardFor circuit shown, use Mesh method to find the voltage Vo as follows. Enter, in the matrix format, as below, the loop currents, where row 1, and row 2, correspond to i₁, and i2 loop current expressions, respectively. Let Vs1-5, Vs2-15, R₁=5, R₂=2, and R3=8. The matrix values are shown here: [R11 R12 21 R21 R22 Rx - M - M iz = The relative tolerance for this problem is 5%. Vst (+- R1 ww Loop i₁ R115 G12 V₁ = Loop 12 R21 R22 V₂= Ω C C Ω V Ω 02 C V R₂ ww VS2 + Ry ww + Vo Use Cramer's rule (matrix), substitution, or any other method to calculate the voltages:arrow_forward= = For the circuit shown, let V, 15 V, I, 4A, R₁ =5, R₂ 10, R3 10, and R4 5. Determine the output voltage Vo as follows All resistor values are in ohms. 1. Identify the supermesh and write its corresponding Mesh equation. Provide your expression in terms of the shown mesh current i₁, and 12 of the form (R11 · 11+ R12 · 12 = V₁), then enter the corresponding values: R11 Ω R12 V₁= V Ω 2. Use the above equation, and supermesh inner expression to calculate i₂: i₂- Find Vo V₁ = A V R₁ www M R3 ww V R4 V₁ 0 IS R₁ The relative tolerance for this problem is 7 %. 0arrow_forward
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