1.How much energy does a 100-W electric bulb consume in two hours?
Q: 22. Two objects, A and B, are placed in thermal contact. The entropy of object A decreases. What can…
A: 22.As the two objects are in thermat contact therfore their temperatures must be samec. TA=TB…
Q: A battery with internal resistance r= 0.16ohm and emf ε= 404 V is connected to the ends of resistors…
A: Internal resistance , r = 0.16 Ω EMF , e = 404 V R1 = 4 Ω R2 = 12 Ω To find = Total heat energy…
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: 4.A 2-W light bulb is connected to a 6-volt battery and left on for 20 minutes. (a)What is the…
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A: Given data: The resistance R =187.4 ft. Resistance thermometer R=164.2 ft Temperature T= 20°C…
Q: Two electric bulbs rated at 25 W, 220 V and 100 W, 220 V are connected in series across a 220 V…
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Q: 7. Find the electric potential of a charge q with 491 nC and distance of 200 cm 8. What Fuse should…
A: The electric potential is given by= kq¹/r Where r =distance of point from the charge q¹ U
Q: 4A. I measured the resistance of a cold incandescent light bulb (20 °C) to be 133 Q. This particular…
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Q: Complete the following table by considering the effect of RC on the charging and discharging times R…
A: If a capacitor of capacitance C with resistance R is charged from a Voltage source Vin , the voltage…
Q: The rear window of a van is coated with a layer of ice at 0°C. The density of ice is 917 kg/m³, and…
A: Answer : 0.25mm Solution -
Q: 1. A circuit provides a maximum current of 20.0 A at an opening voltage of 2.00 x10 ² V. a) How many…
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Q: 6. DETAILS OSCOLPHYS2016 20.5.P.082. MY NOTES PRACTICE ANOTHER Nichrome wire is used in some…
A: Given data The power output is given as P = 1.25 kW. The AC voltage is given as V = 120 V. The…
Q: The heating element of a coffeemaker operates at 120 V and carries a current of 7.70 A. Assuming the…
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Q: Solar PV system sizing: I built new house and I am planning to use solar energy to power my house,…
A: Appliance number of Appliances power (W) Consumed/day Hours/day Energy (kWh) Consumed/day(P*Hours)…
Q: 3. Water, specific heat capacity c = 4.186 joules/gram C, flows through an insulated plastic pipe at…
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Q: 4A. I measured the resistance of a cold incandescent light bulb (20 °C) to be 133 . This particular…
A:
Q: 1. Given the measured value of Vo in the Fig. determine: I. Io II. V DS III. V GG Ipss=8 mA Vp=-4 V…
A: Given IDSS = 8 mAVP = -4 VVD = 6 VIG = 0 due to insulating
Q: 5. Identify the color code for each of the following resistance values: (2 points each) a. 150 ±…
A: The colour code for resistors typically consists of three to four coloured bands followed by a…
Q: A typical candy bar contains approximately 250. kcal. How long would this power a 60.0W lightbulb?
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Q: An actual battery used for this purpose has a capacity of 13.5kWh and an efficiency of 90. The…
A: Volume = 115*75.3*14.7 V = 127294.65 cm3 volume V = 0.127 m3
Q: 6. Refer to the figure below and the discussion of lights dimming when a heavy appliance comes on.…
A: Given: V=120V, R1=0.8Ω, P2=75W, I1=15A (a) The resistance of the light bulb is : R2=V2P2=120275=192Ω…
Q: 4. Consider the power dissipated by a resistor, P=I°R . Suppose we have a current of 1 amp and a…
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Q: 4. DETAILS MY NOTES ASK YOUR TEACHER What are the expected readings of the following in the figure…
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Q: 4. The resistance of a resistor changes with temperature; the equation is given as: R= a T^2 + bT+…
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Q: An immersion-type heating coil with a resistance of 13 ohms is connected to a 120 V outlet and…
A: Given: R = 13 ohm V = 120 V mass, m = 250 mL = 250 g = 0.25 kg T = 10 degree C T' = 100 degree…
Q: A small vegetable shop use the following electric appliances: (i) Two Air Conditioner of rating 2200…
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Q: Question 1 a) In Figure Q1(a), RT represents a resistance temperature device (RTD), whose…
A: Given equation for resistance at a temperature T is RT=R0(1+αT). R0=100 Ωα=0.0039 °C-1T=100 °C…
Q: a) A freezer that is never turned off draws an average current of 2.1 A when it is plugged into a…
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Q: 1.How much energy does a 100-W electric bulb consume in two hours? 2.A stove element draws 15 A when…
A: "Since, According to the Guidelines we are only allowed to do First three questions, thus I have…
Q: 2. A 2 meter rod of 60mm of diameter is drawn (pulled/stretched) until its resistance is 25 times…
A: Part a) Q.2. Given: The initial length of the rod is lo=2 m. The diameter of the rod is d=60 mm. Let…
Q: he resistance (in Q2) of
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Q: ne 9-volt battery contains 19.7 thousand joules of energy. A 4-pack of 9-volt batteries cost $10.31…
A: The energy in one battery E =19.7×103 J Total energy of 4 pack 9V battery is 4E The power is 1 Watt…
Q: Physics What is the total cost of using all of the following at 9¢ per kilowatt-hour? (i) A 1200-W…
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Q: . The maximum power consumption of an air fryer is 1500 W. If it is connected to a 220-V line, (a)…
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Q: 10. A 2 kW kettle containing 1.7 litres of tap water at 15°C is plugged in to the mains (220 V). The…
A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…
Q: For the water heater in the previous question, how muc does it cost to run t month? Assume a month…
A: GivenPower, P=4500 WTime, t=2 hrs/dayV=220 VCost of electricity=$0.21 /kW-hr
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