Voltage (V) Current (mA) Power (W) 0.0045 0.018 1.5 3 9 4.5 0.0405 6 0.072 Table 3.2 Data for 2k2 Voltage (V) Current (mA) Power (W) 0.91 0.0027 6. 1.82 0.011 9. 2.73 0.025 12 3.64 0.044 Table 3.3 Data for 3.3kn Voltage (V) Current (mA) Power (W) 0.37 0.0011 6. 0.73 0.0044 9. 1008 0.0099 12 0.018 Table 3.4 Data for 8.2k Current vs Voltage 7 6. 4.5 Current of 2k ohms - Current of 3.3k ohms • Current of 8.2k ohms 3,64 2.78 182 15 0.91 0.37 146 1.098 0.73 3 6. 12 Voltage (V) molo2 1. Current (mA)

Voltage (V) Current (mA) Power (W) 0.0045 0.018 1.5 3 9 4.5 0.0405 6 0.072 Table 3.2 Data for 2k2 Voltage (V) Current (mA) Power (W) 0.91 0.0027 6. 1.82 0.011 9. 2.73 0.025 12 3.64 0.044 Table 3.3 Data for 3.3kn Voltage (V) Current (mA) Power (W) 0.37 0.0011 6. 0.73 0.0044 9. 1008 0.0099 12 0.018 Table 3.4 Data for 8.2k Current vs Voltage 7 6. 4.5 Current of 2k ohms - Current of 3.3k ohms • Current of 8.2k ohms 3,64 2.78 182 15 0.91 0.37 146 1.098 0.73 3 6. 12 Voltage (V) molo2 1. Current (mA)

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter27: Service-entrance Equipment

Section: Chapter Questions

Problem 32R

See similar textbooks

Similar questions

62. A power plant costumer draws power at 220 volts from transformers on a pole. Current transformers with ratio of 200/5 are used to meter the electrical usage. What is the multiplier of the kW-hr and demand meters? a. 50 b. 45 c. 40 d. 55
Type your question here An industrial undertaking has a connected load of 100 kW. The maximum demand is 80 kW. On an average, each machine works for 60 per cent time. Find the yearly expenditure on the electricity if the tariff is Rs 10,000 + Rs 1000 per kW of maximum demand per year + Re 1 per kWh.
A copper transmission line is to be replaced by one of aluminum having the same total resistance. If the cross sectional area of the copper wire is 0.005m2 , what would be the cross sectional area of the new aluminum wire? Note: DRAW THE DIAGRAM
Question 1: A wind turbine that is 80 meters tall with a blade length of 160 ft will be used to generate electricity in an off-grid farm. The average annual wind speed in the area is 50 ft/s. 1. Calculate the power in Megawatts that can be generated by the turbine with an efficiency of 95%.
Calculate the value of overall Efficiency of Wind energy conversion sysytem(WECS),if the input wind power=100W and output electrical power=30W? a.59% b.30% c.51% d.65%
Suppose that a voltage surge produces 140 V for a moment in a 115-V line. What will temporarily be the output of a 100-W light bulb assuming its resistance does not change? a. 170 W b. 122 W c. 67.5 W d. 148 W e. 74.1 W
A 75 MW thermal power station uses coal of calorific value of 6400kcal/kg. Thermal efficiency of the station is 30% while electrical efficiency is 80%. Calculate the coal consumption per hour when the station is delivering its full output.
The efficiency of a cooling tower? A. Is highest when the outside air temperature is high and the relative humidity of the outside air is low. B.is highest when the outside air temperature is low and the relative humidity of the outside air is high. C.is highest when the outside air temperature is high and the relative humidity of the outside air is high D. Is lowest when the outside air temperature is high and the relative humidity of the outside air is low.
Given: V0 = 22 volts, R1 = 6 ohms, R2 =2 ohms, and R3 = 2 ohms. Find the value of Iy (in amperes).
A copper transmission line is to be replaced by one of aluminum having the same total resistance. If the cross sectional area of the copper wire is 0.005m2 , what would be the cross sectional area of the new aluminum wire? *Draw the diagram
8: The efficiency of solar power plant compared to biomass power plants is ................................... a. 11% b. 90% c. Less than 19% d. 19% 9: Which of the following sources need expensive machines for large scale production of electricity? a. Biofuel b. Wind c. Biomass d. Coal
If Rout is 3kilo-ohms, find its power dissipated.