1. Figure shows the power consumption of a certain household in 1 day. Calculate: (a) the total energy consumed in kWh, (b) the average power per hour over the total 24 hour period. 1200 W PA 800 W 200 W →t (h) 12 2 4 6 8 10 12 2 4 6 8 10 12 noon

Q: A house use the following electric appliances: (i) Four Air Conditioner of rating 4000 W for ten…

A: Given: A house use the following electric appliances: (1) Four Air Conditioner of rating 4000 W for…

Q: (i) Electrical Energy(in kWh) consumed by Air conditioners of rating 2500 W for 10 h of each day=…

A: 1) Energy = power × time   = 4×2.5 kw × 10×30 h   = 3000 kwh

Q: Q2. A 1000-m long, two-wire DC distributor AB is fed from point A at 440 V. Loads of 15 A, 30 A, 35…

A: Each conductor resistance  = 0.35  ohm /km R = 35 m ohm/kmtotal current at point  F = 25 +20 =…

Q: A small vegetable shop use the following electric appliances: (1) Two Air Conditioner of rating 1500…

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Q: parent has discovered that you have accidently left the bathroom light on for a wnole month. By…

A: The electrical energy is given by  E = P x t  where, P is the power and t is the time.

Q: DETAILS SERPSE10 27.3.OP.014.MI. What are the expected readings of the following in the figure…

A: the given circuit is  Now    So the circuit can be pictured as

Q: n the figure ₁ = 4.03 V, 2 = 0.838 V, R₁ = 5.400, R₂ = 1.660, R3 = 5.390, and both batteries are…

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Q: Assuming 95.0% efficiency for the conversion of electrical power by the motor, what current must the…

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Q: A stationery shop use the following electric appliances: () Three Air Conditioner of rating 2300 W…

A: In general, a single unit of electricity is considered as equal to 1 kilowatt-hour. The number of…

Q: In the figure 1 = 4.03 V, 2 = 0.838 V, R₁ = 5.400, R₂ = 1.66 0, R3 = 5.390, and both batteries are…

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Q: What are the expected readings of the following in the figure below? (R = 7.50 0, AV = 7.00 V) A…

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Q: 1. 1000 400 0 200 0 7v

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Q: A house use the following electric appliances: (i) Four Air Conditioner of rating 2000 W for ten…

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Q: What are the expected readings of the following in the figure below? (R = 6.100, AV = 7.00 V) 10.0 Ω…

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Q: The average television set is said to be on 6 hours a day.   a) Calculate the yearly cost (total…

A: Given: Average time Television is ON = 6 h/day            Average power consumption = 130 W/TV…

Q: A cauterizer, used to stop bleeding in surgery, puts out 1.76 mA at 15.5 kV. (a) What is its power…

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Q: Compact fluorescent bulbs aremuch more efficient at producing light than are ordinary…

A: Given: Power consumption of a fluroscent bulb is Pf=23.0WCost of compact bulb is Cfb=11.0$Power of…

Q: I can use Rs=200 ohm in part (a) to calculate part (b)?

A: In part (a) the value of Rs is calculated using Ohm's law. Ohm's law can be given as,  V = IR By…

Q: In the figure &1 = 4.21 V, 82 = 0.945 V, R = 4.11 0, R2 = 2.36 0, R3 = 4.71 Q, and both batteries…

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Q: An electric motor raises a 41.6-pound-force platform loaded with 7.55-pound-force bags of calcium…

A: Given That: Mass of load raises by motor, m=46+7.55=49.15 lb≈22.3 kg The Level of Height, h=15…

Q: A stationery shop use the following electric appliances: (i) Three Air Conditioner of rating 2200 W…

A: Have a look

Q: Assuming 95.0% efficiency for the conversion of electrical power by the motor, what current must the…

A: Given Efficiency η=95% Voltage V=12 V Mass m=828 kg (a) The required power is,…

Q: A particular household uses a 1.9 kW heater 1.8 h/day ("on" time), four 100 W lightbulbs 6.0 h/day,…

A: Heater power= 1.9 kw= 1900 wTime = 1.8 h/d4 Bulbs power= 4*100= 400 wTime =6 h/dElectric stove…

Q: 25.68 Compact Fluorescent Bulbs. Compact fluorescent bulbs are much more efficient at producing…

A: (a) Given,P=100Wlife time =750 hourspriceof bulb=0.75 bulbs are on for =4 hours3 years=3×365×4=4380…

Q: An 11.6 W energy efficient fluorescent light bulb is designed to produce the same illumination as a…

A: The energy is a scalar quantity , which represents the ability to do a certain work or process . The…

Q: A solar panel of length L and width W produces 28.4 kWh in a day. Under the same conditions (i.e.…

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Q: Lee watchesTV for 2 hours per day. During that time, The TV consumes 200 W per hour. Electricity…

A: P=200W=0.2 KW (Power consumed per hour) T=30*2=60 hours (total time) Rate= 12 cents per Kilowatt…

Q: Assuming 89.0% efficiency for the conversion of electrical power by the motor, what current (in A)…

A: Given, Efficiency of the motor, η = 89.0%potential differnce of the batteries, V = 12.0 Vmass of the…

Q: An 11.0-W energy-efficient fluorescent lightbulb is designed to produce the same illumination as a…

A: Here wattage of energy efficient lightbulb is lower than the conventional incandascent lightbulb.…

Q: In the figure &1 = 4.28 V, E2 = 1.39 V, R1 = 6.91 Q, R2 = 2.95 Q, R3 = 4.30 Q, and both batteries…

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Q: A particular household uses a 1.9 kW heater 1.8 h/day ("on" time), four 100 W lightbulbs 6.0 h/day,…

A: Heater power= 1.9 kw= 1900 wTime = 1.8 h/d4 Bulbs power= 4*100= 400 wTime =6 h/dElectric stove…

Q: A water pump draws about 3.8A when connected to 240 V. What is the cost (with electrical energy at 9…

A: Given:current, I= 3.8 AVoltage, V=240 VRate of electrical energy= 9 cents per kWhTotal time, t=10 h

Q: A house has 3 tubelights, 2 fans and a television. Each tubelight draws 40 W. The fan draws 80 W and…

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Q: A stationery shop use the following electric appliances: (i) Three Air Conditioner of rating 2200 w…

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Q: 13. An energy-efficient fluorescent lightbulb operating at power P1 = 28 W can produce the same…

A: Given data: Energy-efficient fluorescent lightbulb operating power, P1=28 W Conventional…

Q: Compact fluorescent bulbs aremuch more efficient at producing light than are ordinary…

A: Given: Power consumption of fluorescent, Pf=23.0 W,Power consuption of incandescent, Pi=100 W,Cost…

Q: A 14 W energy efficient CFL lamp, is designed to produce the same illumination, as a conventional 60…

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Q: Suppose the cost of an incandescent bulb is 23 cents and that electricity costs 12 cents/kWh.…

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Q: A house use the following electric appliances: ) Four Air Conditioner of rating 2000 W for ten hours…

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Q: Find tension in AC and W ? B 10 lbs w W = 20 b,. TÁC = 17.32 b W = 18 b,. TÁC = 20.1 b, W = 18.95…

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Q: In the figure ₁ = 2.50 V, 2 = 0.803 V, R₁ = 5.57 Q, R₂ = 2.790, R3 = 4.460, and both batteries are…

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