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: R R3 R5 3 kn 2 kn 1 kn R28 kn R27 kn Rs6 kn 111 V Rtot = I tot =. AV1= I2=. AV2=. I3=. AV3=. 14=.…

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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: What is the power rating of a stove that receives 12.5 A of current and requires 150 V to function?…

A: Given that:- Current, I=12.5 A Potential V=150 V Power is given as: P=VI                   Equation…

Q: R1 =220/2 6 V R2 =560 Q R, = 560 52 5V Pind I,= ? I2 ? %3D 3

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Q: How much total energy is dissipated in 1 hour, when you attach 2, 6 Ω light bulbs in series with…

A: GIVEN- Resistance (R1) = 2 Ω Resistance (R2) = 6 Ω Battery (V) = 12 V Time (t) = 1 hr = 3600 sec.

Q: 4). We have a series RC circuit. (R is 1200 ohms, C is 50 microfarads.) The capacitor is initially…

A: The charge on a capacitor in an RC circuit can be given as

Q: Answer all three parts What is the power dissipated by R2? What is the potential difference…

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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: 2. Find the equivalent resistance between points A and B in the drawing (R₂ 8.09) 3.0 2, R₂ = A R₁…

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Q: There are approximately 103 million TVs in the United States. Each uses, on average, 76 W of power…

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Q: A camera requires 5.0 J of energy for a flash lasting 1.0 ms. (a)What power does the flashtube use…

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Q: energy

A: C=C2+C3C=(30+12)μ F=42μF now V0=V1+V+V460=QC1+QC+QC460 = Q160 × 10-6+142 ×10-6+130×10-6…

Q: A charge of 5 nC jumps through a gap in 40pS duration. What amount of current flowed through the gap…

A: Given Amount of charge is Q=5 nC Time taken is t=40*10^-3 ns

Q: In the figure & = 2.63 V, 82 = 0.933 V, R1 = 5.96 N, R2 = 2.98 0, R3 = 3.85 N, and both batteries…

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Q: 16a)Based on our learning from the practical ‘Determining the cost of boiling water’, suppose that I…

A: Total energy consumed = P×t  = 2000W × (15/60)h  = 500wh  = 0.5 kWh

Q: In a certain city, electricity costs $0.17 per kW h. What is the annual cost for electricity to…

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Q: A light rail commuter train draws 645 A of 590 V DC electricity when accelerating. A.What is its…

A: a)  The required input power is, b)  The required time is,

Q: A 660 W electric heater is designed to operate from a 120 V source. If the source voltage drops to…

A: Given that,The power of heater : P1 = 660 (W)The voltage of heater : V1 = 120 (V)The voltage drop :…

Q: The big mal near Sally and Amy's city has extended their operating hoursto accommodate the huge…

A: Let the time in which battery discharges completely be t. the power consumed by the bulb of power P…

Q: How many kW.h of energy will a 400 W television set use in one month, if it is turned on for an…

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Q: Compare the energy consumption of two commonly used items in the household. Calculate the energy…

A: This problem is from electronics. Let's solve it by the definition of Power. Please have a good look…

Q: John uses a 9 W light bulb in his bedroom which he turns on before going to sleep and then turns off…

A: Given data:  Power of light bulb = 9 W Daily uses = 8 hours  Power of LED night light = 1 W Energy…

Q: Suppose that by mistake you leave ten 50-W light bulbs turned on at your house for 24 hr. Say that…

A: Given  Power P = 50 W Time t = 24 hours = 24 × 60×60 = 86400 sec

Q: 2. &=3.00 V, &= 1.00 V, R₁ = 4.00 £2, R2 = 2.00 2, R3 = 5.00 £2, and both batteries are ideal. What…

A: The objective of the question is to find the rate at which energy is dissipated in resistors R1, R2,…

Q: What is the yearly cost, in dollars, of operating such a clock if the cost of electricity is $0.125…

A: Power of clock (P) = 3.1 W cost of electricity = $0.125 per kWh

Q: 5. A 100 W light bulb is left on for 100.0 hours. The cost per kwh is $0.20. Over this period of…

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Q: A small vegetable shop use the following electric appliances: (1) Two Air Conditioner of rating 2400…

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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: A household use the following electric appliances: (i) A Refrigerator of rating 150 Ww for twenty…

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Q: What is the power dissipated by R5 if R1 = 4.00 N, R2 = 5.00 N, R3=6.00 Q, R4=8.00 Q and R5=4.00 Q…

A: Solution: given that V = -6.5 V R1 = 4  Ohm, R2 = 5 Ohm R3 = 6 Ohm R4 = 8 Ohm R5 = 4 Ohm to find the…

Q: A 660 W electric heater is designed to operate from a 120 V source. If the source voltage drops to…

A: Given that: The power of the heater is P1=660 W. The voltage of the heater is V1=120 V. The drop in…

Q: A 660 W electric heater is designed to operate from a 120 V source. If the source voltage drops to…

A: We have-Power of heater, P1= 660 WattVoltage of heater, V1= 120 VoltDrop-in voltage, V2= 80 VoltWe…

Q: Given R1 = 11 Ω, R2 = 21 Ω, R3 = 33 Ω, and ℰ = 14 V. a) What is the power dissipated in R2, in…

A: the solution is

Q: Q3: A static electrical device has 2000 turns uses 4000 mA from the supply connected to a laptop…

A: Given: turns=2000 supply current (Is) = 4 A power =1000W supply voltage (Vs)=20 V

Q: 28. An 11.0 W energy-efficient fluorescent lightbulb is designed to produce the same illumination as…

A: Given: Power of fluorescent lightbulb, P1= 11.0 W = 11.0×10-3 kW Power of incandescent bulb bulb,…

Q: In the figure e = 2.32 V, ɛ2 = 0.997 V, R = 6.70 N, R2 = 2.93 2, R3 = 3.58 N, and both batteries are…

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Q: What power is dissipated in a circuit through which 0.12 A flows across a potential drop of 3.0 V?…

A: Given that:- A circuit with a current flowing through it i=0.12A And the potential drop is V=3.0 V

Q: A cook plugs a 400 W crockpot and a 1000 w kettle into a 240 V power supply, all operating on…

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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: In the series connection below, what are the respective power consumptions of R₁, R2, and R3? R₁ www…

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Q: The voltmeters in the figure measure RMS voltages. If V1 = 13 V and V2 = 8.5V what is V3? R ww ele V…

A: Net voltage across the RLC in a series combination circuit is given by :…

Q: A light bulb uses up a power of 2.6 kW/hr. If the rate is $153.42 per 1 kW/hr, and the light was on…

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