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July 23, 2014

Search: If the price of electrical energy is $0.10 per kilowatt · hour, what is the cost of using electrical energy to heat the water in a swimming pool (12.0 m 7.00 m 3.0 m) from 10 to 20° C

Number of results: 28,441

Physics
If the price of electrical energy is $0.10 per kilowatt*hour, what is the cost of using electrical energy to heat the water in a swimming pool (12.0m*9.00m*1.5m) from 15 to 27 degrees Celcius?
February 15, 2011 by Heather

Physics/Chemistry
If the price of electrical energy is $0.10 per kilowatt*hour, what is the cost of using electrical energy to heat the water in a swimming pool (12.0m*9.00m*1.5m) from 15 to 27 degrees Celcius?
February 15, 2011 by Heather

Physics Help Please!
If the price of electrical enegy is $0.10 per kilowatt *hour, find the cost of using electrical energy to heat the water in a 12.0m * 9.00m * 1.5m swimming pool from 15 degrees C to 27 degrees C. So the change in temperature is 285.15 , the volume is 162m^3, the specific heat ...
April 6, 2010 by Dave

Physics
The temperature in an electric oven is 165C. The temperature at the outer surface in the kitchen is 55C. The oven (surface area = 1.6 m2) is insulated with material that has a thickness of 0.023 m and a thermal conductivity of 0.045 J/(smC). a) How much energy is used to ...
April 18, 2007 by papito Urgent help needed

physics
if it costs 4.5 to 7.5 cents per kilowatt-hour (wind energy) what is the price per kW?
March 26, 2008 by Tim

physics
If the price of electrical energy is $0.10 per kilo-watt*hour, what is the cost of using electrical energy to heat the water in a swimming pool (12.0m*9.00m*1.5m) from 15 to 27 degree C? Can anyone please give me some hints to do it? Thanks a lot!
February 10, 2008 by Charolett

Physics
One kilowatt-hour (kWh) is the amount of work or energy generated when one kilowatt of power is supplied for a time of one hour. A kilowatt-hour is the unit of energy used by power companies when figuring your electric bill. Determine the number of joules of energy in one ...
February 29, 2012 by Candy

physics
If electrical energy cost 5.00 per kilowatt hour, what will be the daily cost of using a 50 watt bulb for 4 hours a day when connected across a 220 volt source?, help please!
February 10, 2013 by nitz

physics
If all the solid waste of 230 million tonnes were burned in waste-to-energy power plants that are 20% efficient, a) how many kilowatt-hours of electrical energy could be produced in a year? Compare this quantity with the total U.S. electrical energy production of approximately...
November 5, 2013 by nicole

physics
If all the solid waste of 230 million tonnes were burned in waste-to-energy power plants that are 20% efficient, a) how many kilowatt-hours of electrical energy could be produced in a year? Compare this quantity with the total U.S. electrical energy production of approximately...
November 5, 2013 by nicole

physics please help
one kilwatt/hour (kWh) is the amount of work or energy generated when one kilowatt of power is supplied fr a time of one hour. a kilowatt/hour is the unit of energy used by power companies when figuring your electric bill. determine the number of joules of energy in one ...
February 24, 2012 by taylor

physics
Electric power is found by multiplying ___ by current. volts? potential difference? The kilowatt hour is a unit for measuring ___. energy or electrical energy Thanks
May 2, 2011 by Sushmitha

Physical science
If the reading on a electric meter was 2345 kilowatt-hour and the next mouth was 3456 , how much electrical energy was used ?
April 6, 2010 by Gwen

Science asap!!!
This question is about energy efficiency. e.g. more efficient A= B C D E Less Efficient my question An old freezer has an energy consumption per year of 350kwh use the equation in the box to calculate the extra cost of using the old freezer for one year compared with using a ...
September 20, 2013 by HS

Science
Which of these energy changes takes place in a solar cell? A.Heat energy to light energy B.Light energy to electrical energy C.Electrical energy to heat energy D.Thermal energy to electrical energy C?
April 2, 2012 by Rezu

physics
An energy-efficient lightbulb, taking in 25.0 W of power, can produce the same level of brightness as a conventional bulb operating at power 100 W. The lifetime of the energy-efficient bulb is 10,000 h and its purchase price is $17.00, whereas the conventional bulb has ...
November 14, 2011 by carlton

Someone please help me with science?
1. Which of the following shows the correct sequence of energy transformations when listening to the radio? electrical; kinetic; sound; kinetic; electrical electrical; sound; kinetic; sound; electrical sound; electrical; kinetic; electrical; sound kinetic; sound; electrical; ...
April 16, 2013 by Rebekah

7TH GRADE SCIENCE?!?!
1. Which of the following shows the correct sequence of energy transformations when listening to the radio? electrical; kinetic; sound; kinetic; electrical electrical; sound; kinetic; sound; electrical sound; electrical; kinetic; electrical; sound kinetic; sound; electrical; ...
April 16, 2013 by Rebekah

Science
What type of energy from the Sun do plants use to make their own food? A.Chemical Energy B.Sound Energy C.Light Energy D.Heat Energy C? An MP3 player uses the chemical energy in a battery to produce electricity energy. The electrical energy makes the player work.When turned on...
April 2, 2012 by Rezu

Science
Molecules that make up matter move constantly.Which of these forms of energy refers to the energy of the moving molecules and why? A.Chemical Energy B.Thermal Energy C.Electrical Energy D.Light Energy Which device can change electrical energy to light and sound energy? A....
April 2, 2012 by Rezu

Physics
The average power output of a human heart is 1.3 3 Watts. You had to pay for this energy at Wis consin Energys rate of $0.12061 per kWh (kiloWatt hour), what is the cost?
March 2, 2013 by Meder

pre cal
Electricity Rates in Florida. Florida Power & Light Company supplies electricity to residential customers for a monthly customer charge of $5.69 plus 8.48 cents per kilowatt-hour for up to 1000 kilowatt-hours. (a) Write a linear equation that relates the monthly charge C, in ...
January 15, 2014 by kisha

pre cal
for a monthly customer charge of $5.69 plus 8.48 cents per kilowatt-hour for up to 1000 kilowatt-hours. (a) Write a linear equation that relates the monthly charge C, in dollars, to the number x of kilowatt-hours used in a month, 0 ≤ x ≤ 1000.
January 15, 2014 by kisha

Math 2
The instruction booklet for a DVD player says that the player uses about 0.4 kilowatt of electricity per hour. If electricity costs $0.20 per kilowatt per hour. How much does it cost to run the player for an hour?
May 2, 2014 by Jenny 2

Physics
At 7.65 cents per kilowatt-hour, what does it cost to operate a 10.0 hp motor for 6.00 hr? At 7.65 cents per kilowatt-hour, what does it cost to leave a 75.0 W light burning 24.0 hours a day?
March 6, 2011 by Ana

algebra
Express each situation as an algebraic expression: 1. An electric company charges $10 a month plus $.15 per kilowatt-hour of electricity used. What is the monthly bill in dollars if K kilowatt-hours are used?
October 26, 2010 by Anonymous

physics
An oven is plugged into a 120 V electrical outlet and "cooks" the food by using a 144 ohm resistor light bulb that converts electrical energy to both light and heat energy. If the light bulb converts 75% of the electrical energy to thermal energy, and the oven is used for a ...
May 30, 2013 by maddy

Stout
A chocolate chip cookie contains about 200 kcal. How many kilowatt-hours of energy per day does it contain. How long could you light a 100-W light bulb with the energy from the cookie?
November 14, 2010 by Linda

Physics multiple choice questions
1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical energy (c) thermal energy --> ...
April 7, 2014 by Jessica

Physics multiple choice questions
1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical energy (c) thermal energy --> ...
April 8, 2014 by Jessica

physics
Approximately 5.5 X10^6 kg of water fall 50m over Niagara Falls each second. a) What is the decrease in the gravitational potential energy of the water-Earth system each second? b) If all this energy could be converted to electrical energy (cant happen) at what rate would ...
January 10, 2007 by Brian

physics
Approximately 5.5 X10^6 kg of water fall 50m over Niagara Falls each second. a) What is the decrease in the gravitational potential energy of the water-Earth system each second? b) If all this energy could be converted to electrical energy (cant happen) at what rate would ...
January 11, 2007 by Brian

physics
If the average household uses electrical energy daily at the rate of 500. W, how much U-235 must undergo fission to supply this need for a year? (assume 200. MeV of energy are generated per fission and that the power plant is 46% efficient). 1. Energy used in Joules per year? ...
March 16, 2010 by sasha

Chemistry
1. Which metal is the most easily oxidized? A.) highly active metal *B.) moderately active metal C.) slightly active metal D.) an inactive metal 2. What happens in a voltaic cell? *A.) Chemical energy is changed to a electrical energy. B.) Electrical energy is changed to ...
March 27, 2013 by Jose

Chemistry
1. Which metal is the most easily oxidized? A.) highly active metal *B.) moderately active metal C.) slightly active metal D.) an inactive metal 2. What happens in a voltaic cell? *A.) Chemical energy is changed to a electrical energy. B.) Electrical energy is changed to ...
March 27, 2013 by Jack

math
Power companies typically bill customers based on the number of kilowatt-hours used during a single billing period. A kilowatt is a measure of how much power (energy) a customer is using, while a kilowatt-hour is one kilowatt of power being used for one hour. For constant ...
March 9, 2013 by HELLO

statistics
6. According to the records of Enersource, an electric company serving the Mississauga area, the mean electricity consumption for all households during winter is 1650 kilowatt-hours per month. Assume that the monthly electricity consumption during winter by all households in ...
June 23, 2013 by david

physics
A)When the energy input to gas fired power station is 1000MJ,the electrical energy output is 300MJ.What is the efficiency of the power station in changing the energy in gas into electrical energy b)what form does the 700MJ of lost energy take c)what is the fate of the lost energy
August 3, 2011 by Luc

Physics
Assuming 100% of your energy can be converted to electrical power, and electricity costs $0.10 for 1 kilowatt-hour, how high should you climb to make one penny's worth of electricity? Show all work & units. I have 288.8 watts, and that's as far as I have been able to reach.
October 5, 2010 by Amber

Science
How does an electrical current in a circuit produce thermal, sound, and magnetic energy? The electrical current flows thru devices that convert the electrical energy to mechanical or electomagnetic waves. i have a science project do tommorrow but i need some pictures of the ...
March 29, 2007 by SasukeUchihaFanatic

physics
In an electrically heated home, the temperature of the ground in contact with a concrete basement wall is 13.0 oC. The temperature at the inside surface of the wall is 21.1 oC. The wall is 0.19 m thick and has an area of 8.3 m2. Assume that one kilowatt hour of electrical ...
November 30, 2012 by Redgy22

physics-energy conservation
a mordern power station,or, more correctly, an energy station, converts heat energy into electrical energy at an efficiency od 50% if the station produces electrical energy at a rate of 1.00GW from burning coal, calculate the mass of coal it burns each day. the coal it uses ...
May 9, 2007 by Emma

Science
Batteries change ____ energy into _____ energy Chemical and electric Converting the suns energy into electricity does not work if it is ____ time or there is ___ weather night and bad? The suns energy can be turned into electrical energy or ___ energy solar? A toaster ...
September 19, 2012 by Lance

physics
The Easy Bake Oven is a common toy for young children who want to emulate the process of cooking. Suppose this oven is plugged into a 120 V electrical outlet and "cooks" the food by using a 144 ohm resistor light bulb that converts electrical energy to both light and heat ...
May 30, 2013 by Julia

Physics
Hydro Quebec charges clients by the kilowatt hour. Is this a unit of power, energy or force? If you consume 500kWh per month how would this be expressed in SI units?
March 26, 2012 by bobby

Physics - electricity
An incandescent lamp is marked '120v,75W' a)what is the current in the lamp under normal condition of operation? b)How much does it cost per hour to operate the lamp if the price of electrical energy is $6.00 per unit? Please stop posting under different names. Use ohms law, ...
April 17, 2007 by Charles

physics
A power plant burns coal and generates an average of 600.0 Megawatts (MW) of electrical power while discharging 900.00 MW as waste heat. Find the total electrical energy generated by the plant in a 30-day period. Coals vary a lot in their energy content. The energy released by...
January 6, 2014 by Nika

Chemistry
Assume electricity cost 15 cents kw per hour....using the energy requirements.what is the per gram cost of energy to produce Na + AL? Useful info: 2NaCL --> 2Na + CL2 around 600 degree C; 14 KJ per g Na. Al- 2Al2O3-->4Al+3O2 1000 degrees C; 30 KJ per g Al in cryalite (...
November 14, 2006 by Liliana

chemistry
A frost-free refrigerator uses about 640 kWH of electrical energy per year. Express this amount of energy in J: kJ: Cal:
October 19, 2008 by Lilit***

biology
What are two units of measure for the energy obtained from macronutrients? Energy units. A BTU (British Thermal Unit) is the amount of heat necessary to raise one pound of water by 1 degree Farenheit (F). 1 Joule (J) is the MKS unit of energy, equal to the force of one Newton ...
February 3, 2007 by Kathlene

physics
(a) A solar collector is 12.0% efficient in gathering solar energy and converting it to heat. If the average intensity of sunlight on one day is 700 W/m2, what area(m^2) should your collector have to gather energy at the rate of 150 W? (b) What is the maximum cost ($)of the ...
July 30, 2013 by Justin

Physics -- check answers please
1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical energy (c) thermal energy --> ...
April 7, 2014 by Jessica

math
Consumers pay for electricity by the kilowatt-hour (the amount of electricity used by a 1,000-watt appliance in one hour). If electricity costs 10cents per kilowatt-hour, what is the cost of running a 100-watt lamp for 1. 1 hour? 2. 24 hours? 3. 1 year?
December 7, 2010 by Mike

physics
Information: 1. According to the information on the EERE posting, 22% of the U.S. annual electrical energy consumption is for lighting. The amount of energy is 8.2 Quads, (1.0 Quad = 1015 BTU). This is in agreement with the information given in the International Energy Agency...
April 20, 2008 by Tim

chem
Explain, in terms of electrical energy, how the operation of a voltaic cell differs from the operation of an electrolytic cell used in the Hall process. Include both the voltaic cell and the electrolytic cell in your answer. Would this be correct: In a voltaic cell, chemical ...
April 20, 2009 by Anonymous

Science
Which one of these is a form of stored energy? A. Heat energy B. Light energy C. Electrical energy D. Chemical Energy D?
April 2, 2012 by Rezu

GCSE Physics
The energy value of gas used in a home is measured in KWH. The home owner has a prepayment meter and pays 30 into his account. With a prepayment meter, gas cost 15p per KWH. Use the below equation to calculate the total number of hours that the gas boiler would operate for ...
July 20, 2013 by abu hamza

physics
please check these for me: When a positive charge moves in the direction of the electric field, what happens to the electrical potential energy associated with the charge? a. it increases b. it decreases c. it remains the same d. it sharply increases, and then decreases C A ...
March 12, 2009 by physics

Science
What does a source of electrical energy do in an electrical circuit?
December 14, 2006 by Icy Rose

Science
where does this energy conversion occur? gravitional energy to kietic energy to electrical currernt. what i don't understand is what is gravitational energy?
October 10, 2010 by Izzy

calculus
Throughout the 20th century, the yearly consumption of electricity in the US increased exponentially at a continuous rate of 7% per year. Assume this trend continues and that the electrical energy consumed in 1900 was 1.4 million megawatt-hours. Find the average yearly ...
January 19, 2012 by Cookie

science
calculate the cost of using a 100w lamp for 10 hours if electrical energy costs 11.3 per kwh
September 11, 2009 by georgie

physics
an electrical baseboard heater drawws a current of 6.0A and has a potential difference of 240V. For how long must it remain on to use 220 000 J of electrical energy.
December 13, 2009 by Lexipoo

Physics
The temperature in an electric oven is 160C. The temperature at the outer surface in the kitchen is 50C. The oven ( surface area = 1.6 m2) is insulated with material that has a thickness of 0.02 m and a thermal conductivity of 0.045 J/s.m.C. (a) How much energy is used to ...
March 24, 2010 by Maryo

Math
How many liters of oil are required to supply the electrical energy needs of an average home for a month? Energy released by burning 1 liter of oil= 1.2 x 10(7th power) Electrical energy used in an average home daily 5 X 10 (7th power) I got 125 liters. Is that correct?
September 20, 2012 by Sam

Math
Bosley's Pet Foods buys dog kibbl for $19.50 per bag, less 40%. The store's overhead is 33 1/3% of the selling price, and the desired profit is 10% of the selling price. (a) At what price per bag should the dog food be sold? (b) At this price, what is the rate of markup on ...
August 10, 2009 by Tha

finance (stock price)
A firm with earning per share of $5 and a price-earnings ration of 15 will have a stock price of? P/E ratio = stock price / earnis per share 15 = X / 5 X = 15(5) x = 75 FINAL ANSWER stock price is $75.00 Is this correct?
July 25, 2008 by Jason

Math
Could someone work this question out so I understand it. Thanks The marginal price dp/dx at x units of demand per week is proportional to the price p. There is no weekly demand at a price of $100 per unit [p(0)=100], and there is a weekly demand of 8 units at the price of $60....
April 29, 2011 by Jules

Math
Could someone work this question out so I understand it. Thanks The marginal price dp/dx at x units of demand per week is proportional to the price p. There is no weekly demand at a price of $100 per unit [p(0)=100], and there is a weekly demand of 8 units at the price of $60....
April 29, 2011 by Jules

Math
Could someone answer this question so I understand it. Thanks The marginal price dp/dx at x units of demand per week is proportional to the price p. There is no weekly demand at a price of $100 per unit [p(0)=100], and there is a weekly demand of 8 units at the price of $60.83...
April 28, 2011 by Anonymous

Math
Could someone work this question out so I understand it. Thanks The marginal price dp/dx at x units of demand per week is proportional to the price p. There is no weekly demand at a price of $100 per unit [p(0)=100], and there is a weekly demand of 8 units at the price of $60....
April 25, 2011 by Jules

gen physics II
Very large capacitors have been considered as a means for storing electrical energy. If we constructed a very large parallel-plate capacitor of plate area 1.0 m2 using paper (k= 3.7) of thickness 1.0 mm as a dielectric, how much electrical energy would it store at a plate ...
July 26, 2010 by Alinkashia

Science
Bobbie is playing with his radio-controlled car by using a handheld remote box. What type of energy is being used to power Bobbie's car? a)chemical energy b)electrical energy c)heat energy d)mechanical energy THANKS!!!!!
April 12, 2012 by Sally urgenttt

Science
Bobbie is playing with his radio-controlled car by using a handheld remote box. What type of energy is being used to power Bobbie's car? a)chemical energy b)electrical energy c)heat energy d)mechanical energy THANKS!!!!!
April 12, 2012 by Sally urgenttt

statistics
according to the energy information administration (officially energy statics from the US Government) the mean price for one gallon of unleaded regular gas in the US cities for the year 2007 was 2.80 A random sample of 30 pumps in georgia yielded and average price of 284 per ...
December 6, 2011 by jen

Chemistry
Hoffmans apparatus find out the energy available per mole of water if it is split into h2 and o2 Data 1 mol of gas at NTP is 24.5l 31.2ml of _______ 62.4ml of _______ it looks like this question comes from a lab experiment. You have not provided all the details needed. Were ...
March 7, 2007 by San

Science
A400watt light bulb is left on for 6.5hours. How many kilowatt hour of energy is used?
April 25, 2011 by Alvida

Physics
At 7.65 cents per kilowatt-hour, what does it cost to operate a 8.00 hp motor for 7.00 hr?
October 20, 2011 by Kyle

science
A researcher determined the amount of electrical energy entering a toaster and the amount of heat given off by the toaster. The amount of heat was less than the amount of electrical energy. How can this observation be explained?
April 3, 2014 by victoria

algebra
Last month, your electric bill was $25.32 for 450 kilowatt-hours of electricity. At that rate, what would be the bill for 240 kilowatt-hours?
April 29, 2011 by Jazmin

Fairmont
Last month, your electric bill was $25.32 for 450 kilowatt-hours of electricity. At that rate, what would be the bill for 240 kilowatt-hours?
February 27, 2012 by Rose

Science
I have to unscramble these letters to make words about electricity. I can't figure out these three. ISRESE LARLPLAE TKLATIWO series, parallel, kilowatt SERIES PARALLEL KILOWATT Thank You Thank You Thank you so much!
February 26, 2007 by Elizabeth

calc
I have everything right but the last question asking how many cases per week The consumer demand equation for tissues is given by q = (97 − p)2, where p is the price per case of tissues and q is the demand in weekly sales. (a) Determine the price elasticity of demand E ...
October 28, 2013 by Kyle

Assist me Plzz!
What is the p.d. between 2 points in a circuit if 200J of electrical energy are changed to other forms of energy when 25 coulombs of electric charge pass? If the charge flows in 10 seconds, what is the current? Science help needed here. Vq=energy you know q, and energy.
April 17, 2007 by Demola

brief calculus
I have everything right but the last question asking how many cases per week The consumer demand equation for tissues is given by q = (97 − p)^2, where p is the price per case of tissues and q is the demand in weekly sales. (a) Determine the price elasticity of demand E ...
October 29, 2013 by Kyle

Science
True/False - A generator that doubles the electrical energy from a wall outlet without any additional input of energy will work. - The total amount of energy in the universe is constant. thank you
November 21, 2008 by Jake

physics
A microwave draws 5.0 A when it is connected to a 120 V outlet. If electrical energy costs $0.090 per kWh, what is the cost of running the microwave for exactly 6 h?
November 20, 2013 by TT

Physics
One million spherical points join a point.Radius of any point is r=5x10^-4cm, while electrical load is q=1.6x10^-14C.What is the energy that should be spent for possession of electrical forces?
January 18, 2013 by fjolla

Science
Identify the sources of energy used to power a cell phone and other energies that it can transform into. I put Electrical Energy and it can be transformed to heat,sound,light,and mechanical energy.
April 2, 2012 by Rezu

micro economics
Marginal cost is a constant $10 per tire.quantities are measured in thousands per month ans price refers to the wholesale price. marginal cost is a constant $10 per tire. american currently sells brand name tires at a wholesale price of $28.50 and private label tires for a ...
February 28, 2008 by Anonymous

Science
During the process of photosynthesis, plants convert carbon dioxide and water into glucose. Covalent bonds hold the glucose molecules together. The breaking of the covalent bonds during digestion releases energy. the type of energy released is A.nuclear energy B.kinetic energy...
February 3, 2014 by hafsah

Physics
When a positive charge moves in the direction of the electric field, what happens to the electrical potential energy associated with the charge? It increases. It decreases. It remains the same. It sharply increases, and then decreases. A How is a motor's mechanical energy able...
January 3, 2012 by Anonymous

Chem
The best solar panels currently available are about 13% efficient in converting sunlight to electricity. A typical home will use about 40. kWh of electricity a day. Assuming 8 hours of useful sunlight per day, calculate the minimum solar panel surface area necessary to provide...
October 20, 2006 by Joe

Env Science
Distinguish between high-quality energy and low-quality energy, and give an example of each. Relate these terms to energy efficiency High-quality energy is energy that can be converted to work, with a high conversion efficiency. Two examples are electrical energy and ...
July 9, 2007 by Kim

Math- Pre calculus
A community bird-watching society makes and sells simple bird feeders to raise money for its conservation activities. The materials for each feeder cost $5, and the society sells an average of 20 per week at a price of $9 each. The society has been considering raising the ...
November 1, 2011 by Darren

Chemistry
Select the true statement below. A. a spontaneous redox reaction equation will have the stronger oxidizer and stronger reducer as products B. a salt bridge should contain ions that will participate in the redox reaction C. in a voltaic cell, the difference in chemical ...
August 5, 2013 by Nat

physics
It has been proposed to use large inductors as energy storage devices. How much electrical energy is converted to light and thermal energy by a light bulb with a power of 195 W in one day? If the amount of energy calculated in part (a) is stored in an inductor in which the ...
March 9, 2011 by Sarah

About previous Physics post/answer from Bobpursely
So do you mean to say....Ferris wheels use motors, therefore meaning that electrical energy is present. Electrical energy from the motor is then turned into kinetic energy. Electricity, generated from a switch and wires, travel through the motor which makes a magnetic field. ...
October 29, 2007 by Serena

science
i need help finding some household items that have some of the following forms of energy: radiant, chemical, nuclear, electrical, acoustic, thermal, and mechanical. so far i have the TV as electrical, acoustic, and mechanical; the stove top as electrical, caustic, mechanical, ...
January 6, 2011 by Bri

Physics
A battery with an emf of 10.3 V and internal resistance of 1.03 Ω carries a positive current of 0.550 A from its negative terminal to its positive terminal. (a) How long is required for 1.05 C of charge to pass through the battery? t = Q/I = (1.05)/(.550) = 1.909sec (b) ...
July 7, 2014 by Brandi

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