Thursday
July 24, 2014

Search: efficiency

Number of results: 792

Chemistry
If 682000 kJ could be transferred with 100% efficiency to water, what volume of water, in liters, could be heated from 8.6 degrees Celsius to 60.0 degrees Celsius as a result?
January 31, 2011 by Jason

Algebra 2
A cars fuel efficiency is 24 miles per gallon and can be driven 324 miles with a full tank of gas. Write an expression for the amount of miles that be driven after X gallons have been used.
September 7, 2011 by Jor

Chemistry
In Europe, gasoline efficiency is measured in km/L . If your car's gas mileage is 28.0 mi/gal, how many liters of gasoline would you need to buy to complete a 142-km trip in Europe? Use the following conversions: 1km=(0.6214mi) and 1gal= (3.78L)
January 29, 2008 by megzie12

college health care claim preparation
I am doing an assignment on how to improve patient intake efficiency. Would assigning one staff member the task of dealing with patient registration help? Are there any other ideas that could make the intake process quicker?
May 1, 2010 by Jenn

Law
Which of the following is NOT a reason for the soaring prison population in the U.S.? A. Expansion and increased efficiency of law enforcement B. Increase in the population at risk C. War on drugs D. Increased rate of nonviolent offenses is it B
July 7, 2014 by Amy

physics
A water-cooled engine produces 1589 W of power. Water enters the engine block at 14.61 C and exits at 29.91 C. The rate of water flow is 147.3 L/h. What is the engines efficiency?
January 6, 2012 by melisa

physics
A water-cooled engine produces 1589 W of power. Water enters the engine block at 14.61 C and exits at 29.91 C. The rate of water flow is 147.3 L/h. What is the engines efficiency?
January 7, 2012 by linda

Miceoecon
Suppose two passengers end up with a reservation for the last seat on a train from San Francisco to Los Angeles. Two alternatives are proposed: a. Toss a coin b. Sell the ticket to the highest bidder Compare the two options from the standpoint of efficiency and equity.
February 20, 2010 by MICHELLE

microeconomics
suppose two passagers both end up with a reservation for the last seat on a train from san franciso to los angeles. two alternatives are proposed: a)toss a coin b)sell the ticket to the highest bidder. compare the two from the standpoint of efficiency and equity.
February 21, 2010 by ronie

Agricultural Policy
Find the price and quantity that will satisfy the condition for static efficiency in the use of water resources given the following demand and supply equations for water: Demand: P=600-Q Supply: P=2+Q
February 17, 2009 by jesse

physics
A load of 500N is raised 0.2m by a machine in which an effort of 150N moves 1m.What is a) the work done on the load b)the work done by the effort c)the efficiency
August 3, 2011 by Luc

PHYSICAL
A SIMPLE MACHINE PRODUCE 25 JOULES, WHAT IS THE OUTPUT WORK FOR EVERY 50 JOULES OF INPUT WORK. WHAT IS THE EFFICIENCY OF THIS MACHINE?
January 13, 2013 by FERNANDO

Business English
What are two or three solution that might improve the efficiency of my office What does each solution involve and how much work and money is required to introduce that change How exactly does each change solve the problem? which is the best solution at this time? why?
November 21, 2008 by Joycelyn

Physics
A pulley system is used to lift a piano 2.6 m. If a force of 2510 is applied to the rope as the rope is pulled in 14 m, what is the efficiency of the machine? Assume the mass of the piano is 750 kg. I know the equation is eff = Wout / Win I'm just confused on what I'm supposed...
March 29, 2011 by Becky

chemistry
In Europe, gasoline efficiency is measured in km/L. If your car's gas mileage is 39.0mi/gal , how many liters of gasoline would you need to buy to complete a 142-km trip in Europe? Use the following conversions: 1km=0.6214mi and 1gal=3.78L.
September 8, 2013 by Anonymous

chemistry
In Europe, gasoline efficiency is measured in km/L. If your car's gas mileage is 25.0mi/gal , how many liters of gasoline would you need to buy to complete a 142-km trip in Europe? Use the following conversions: 1km=0.6214mi and 1gal=3.78L.
February 11, 2014 by Marzia

physics
A person with skin area 2 m2 and 0.97 radiation efficiency is at rest and has a skin temperature of 28 C in an environment with a uniform temperature of 22 C. Calculate the heat loss rate if the skin temperature is raised by 8 C by vigorous exercise.
August 18, 2011 by KAIT

physics
A person with skin area 2 m2 and 0.97 radiation efficiency is at rest and has a skin temperature of 28 C in an environment with a uniform temperature of 22 C. Calculate the heat loss rate if the skin temperature is raised by 8 C by vigorous exercise.
August 18, 2011 by KAIT

physics
A person with skin area 2 m2 and 0.97 radiation efficiency is at rest and has a skin temperature of 28 C in an environment with a uniform temperature of 22 C. Calculate the heat loss rate if the skin temperature is raised by 8 C by vigorous exercise.
August 18, 2011 by KAIT

math
twelve cans, each 6.6 cm in diameter are packed into a carton. what is the efficiency of this package; that is, what percent of the total base area of the carton is covered by the cans? (use the formula A = πr^2 to calculate the area of a circle)
September 25, 2013 by Evelyn

POL201
Fredick Winslow Tylor was concern with all but the following a. making workers feel appreciated b. making 1st class worker out of 2ne class worker c. efficiency d. good management
April 28, 2014 by Ella

Biology:respiration in plant
How do i define the efficiency of respiration in words Since this is not my area of expertise, I searched Google under the key words "plant respiration" to get these possible sources: http://www.sciencedaily.com/releases/2004/07/040723093305.htm http://photoscience.la.asu.edu/...
March 15, 2007 by bonita

Science
What is the difference between conserving energy and energy efficiency? What are 5 benefits of conserving energy?
June 11, 2014 by Anonymous

college/Agricultural policy
Find the price and quantity that will satisfy the condition fpr static efficiency in the use of water resources given the following demand and supply equations for water: Demand: P=600-Q Supply: P=2+Q
February 17, 2009 by jesse

algebra
Testers drive 8 vehicles 200 miles on a test track at the same speed. The table shows the amount of fuel ea vehicle uses. Find the fuel efficiency in miles per gallon for each vehicle.
October 22, 2009 by Tarik

physics
Water flows (v approx. 0) over a dam at the rate of 660 kg/s and falls vertically 86 m before striking the turbine blades. Calculate the rate at which mechanical energy is transferred to the turbine blades, assuming 53% efficiency.
October 5, 2010 by Kim

PHYSICS ---HELP!
Water flows approx. 0 over a dam at the rate of 660 kg/s and falls vertically 86 m before striking the turbine blades. Calculate the rate at which mechanical energy is transferred to the turbine blades, assuming 53% efficiency.
October 6, 2010 by Leila

Physics
Water flows approx. 0 over a dam at the rate of 660 kg/s and falls vertically 86 m before striking the turbine blades. Calculate the rate at which mechanical energy is transferred to the turbine blades, assuming 53% efficiency.
October 6, 2010 by Rick

business
What is the value to the company and the supplier in developing and implementing a Third Party Supplier Relationship Management (3 P.L. S.M.S.) System? How can such a system provide greater efficiency? In 200-250 words, describe the value to the organization.
January 9, 2013 by Jared

Physics
A 225 kg box is loaded onto a truck by pulling it up an inclined plane (10 m hypotenuse difference) by a force that is parallel to the incline (T = 315 N). If the bed of the truck is 1.2 m above the ground what is the efficiency of this simple machine in loading the box into ...
April 7, 2011 by Matt

Physics :D
An electric motor is tested and found 76% efficient. if the input work is 400 J, what is the motors output work? A ramp has a length of 4m and a height of 1.5m. If a man pushes a 40N crate to the top of the ramp with a force of 60N, what is the efficiency of the ramp? How do I...
December 12, 2011 by Kellie

astronomy
Hydrogen accounts for 71% of the Sun's mass today. If only one tenth of that Hydrogen burns into Helium, how long could the Sun keep shining at its present luminosity? Note that Hydrogen fusion has an efficiency of about 0.7% Time in years:
May 14, 2014 by keitanako

Electricity
A motor running at its rated power provides 2.6 lb-ft torque at its rated speed of 2020 rpm. The motor draws 5.6-A from a 230-V supply at a phase angle of 37 degrees. Determine the following: The horsepower delivered by the motor, The efficiency of the motor.
January 24, 2008 by Nick

physics/ math
Water flows (v approx. 0) over a dam at the rate of 660 kg/s and falls vertically 86 m before striking the turbine blades. Calculate the rate at which mechanical energy is transferred to the turbine blades, assuming 53% efficiency.
October 5, 2010 by josh

Physics
container factory uses a 450 W motor to operate a conveyor belt that lifts containers from one floor to another. To lift 250 1-kg containers a vertical distance of 2.4 m, the motor runs for 45 s. What is the efficiency of the motorized conveyor system?
July 18, 2012 by Rob

Physics
container factory uses a 450 W motor to operate a conveyor belt that lifts containers from one floor to another. To lift 250 1-kg containers a vertical distance of 2.4 m, the motor runs for 45 s. What is the efficiency of the motorized conveyor system?
July 18, 2012 by Rob

Science
container factory uses a 450 W motor to operate a conveyor belt that lifts containers from one floor to another. To lift 250 1-kg containers a vertical distance of 2.4 m, the motor runs for 45 s. What is the efficiency of the motorized conveyor system?
July 18, 2012 by Jack Hill

Physics
A particular microwave oven operates at 1000W. The wavelength of the microwave is 12.0cm. You decide that you like your snack to absorb 1.2 x 10^28 photons. For how much time should you have the oven on- with your snack inside of course. Assume 100% efficiency.
August 1, 2012 by Rosh

science
a river does 6500J of work on a water wheel every second.The wheels efficiency is 12 percent.A)How much work in joules can the axle of the wheel do in a second? B)What is the power output of the wheel?
March 3, 2013 by kayla

physics
A Norwegian hydroelectric power plant is built on a small river. The water falls 400m from the mountains to the turbines. The flow is 80 m3/s. Calculate: a) the produced electric power; b) the value of production of one day (unit price = 10 cnt/kWh). The efficiency of ...
September 30, 2010 by winget

English,maths,physics,chemistry
Topic:machine,a block and tackle of 6 pulleys is used to raise a load of 300N steadily through a height of 30m.if the work done against friction is 2000J. calculate:the work done by effort,the efficiency of the system,the applied effort.
March 19, 2012 by Chigozie

physics 2
a certain 12v storage battery with an internal resistance of 12 ohms delivers 80 A when used to crank a gasoline engine. if the battery mass is 20 kg and it has average specific heat of 0.2 kcal/kg K. what is its rise in temperaure during 1 min of cranking the engine. assume ...
February 20, 2014 by Anne

Science
A man drinks a bottle of beer and proposes to work off its 460 kj by exercising with a 20 kg barbell. If each lift of the barbell from chest height to over his head is through 60 cm and the efficiency of his body is 10 percent under these circumstances, how many times must he ...
August 31, 2007 by Michele

science
A crane whose motor has a power input of 5.0 kW lifts a 120-kg load of bricks through a height of 30m in 90s. what is the efficiency of the crane, which is the ratio between its output power and its input power.
February 19, 2007 by tasha

physics
The maximum possible efficiency of a heat engine which exhaust its heat at a temperature of 46.0o is 39.0 percent. What is the minimum value of the temperature at which the engine takes in heat? (in oC).
November 16, 2012 by Erika

physics
The maximum possible efficiency of a heat engine which exhaust its heat at a temperature of 46.0o is 39.0 percent. What is the minimum value of the temperature at which the engine takes in heat? (in oC).
November 18, 2012 by chelsea

Algebra
A machine has a work output of 28ax^5 joules and a work input of 7a^2x^6 joules. What is the efficiency of the machine?
August 5, 2012 by Lizzie

PHYSICS
Given: The energy equivalent of one gallon of gasoline is 1.3 108 J. A compact car has a mass of 847 kg, and its efficiency is rated at 18.1%. (That is, 18.1% of the input power available is delivered to the wheels.) Find the amount of gasoline used to accelerate the car ...
April 7, 2011 by anonymous

Physics
1. A 2.5kg rock is dropped from a 350m cliff. It hits the ground with a speed of 60 m/s. What percent of its mechanical energy was lost to air resistance? -the answer is 48% 2. A motor uses 5500J to lift a 35kg object a vertical distance of 12m. What is the efficiency of the ...
June 17, 2012 by lenny

French
I am doing a presentation on the efficiency of appliances. I am going to be comparing the past and the present and then France and the US. Do you guys know of any good websites that would talk about any of this. All I can really find is different brands of appliances and then ...
April 4, 2012 by rebekah

french
I am doing a presentation on the efficiency of appliances. I am going to be comparing the past and the present and then France and the US. Do you guys know of any good websites that would talk about any of this. All I can really find is different brands of appliances and then...
April 5, 2012 by rebekah

Physics
elbow raises a 1200 N piano a distance of 5 meters using a set of pulleys. elbow pulls in 20.0 meter of rope while exerting a force of 340 N. a) what is the work output? b) what is work input c) what is the mechanical advantage of this machine? d) what is the efficiency of ...
November 3, 2013 by Andy

social studies
to achieve full employment without inflation; > to restore external equilibrium and defend the dollar; > to enhance the efficiency and flexibility of our private and public economies; > to widen the benefits of prosperity; > to improve the quality of American life...
February 6, 2010 by love

Physics
Electric stairs bring people up from Newyork metro station. Calculate the power consumption of the stairs during the rush hour if the stairs elevate 120 persons per minute up to the street level 30 meters above. Assume that the average weight of passengers is 70 kg and the ...
September 30, 2010 by winget

economics
Need Help on my final exam. Willing to reward for help. 1. Relate the legal concept of tort to the economic concept of externalities. 2. Does the existence of a tort necessarily mean that economic inefficiency is present? How do torts differ from other types of externalities? ...
May 11, 2009 by Sung

physics
A theoretical gasoline engine runs with 76 percent efficiency. It is calculated that it expels 3.25*10^4 J of heat. a. Find the heat absorbed in one cycle. b. Find the work output in one cycle.
March 17, 2007 by anonymous

economic
ASSIGNMENT 5: DUE 4.00PM, 4/09/08 1. A competitive firm uses coal to generate electricity. Its supply curve is Q = 300P - 1000, where Q is quantity produced (units of electricity per year), and P is market price of electricity per unit. The production of each unit of ...
September 2, 2008 by qweiop90

Physics 1
The label on a candy bar says 470 Calories. Assuming a typical efficiency for energy use by the body, if a 74 person were to use the energy in this candy bar to climb stairs, how high could she go?
March 30, 2010 by Naso

physics
The label on a candy bar says 470 Calories.Assuming a typical efficiency for energy use by the body, if a 74 kg person were to use the energy in this candy bar to climb stairs, how high could she go?
March 31, 2010 by ziddi

History
Efficiency was a central theme of the reform movement. Who of the following was not an example of someone striving to examine every aspect of life itself and determine, often through new scientific principles, how to do more work with less energy? (Points : 1) Frederick W. ...
July 15, 2012 by Geraline

physics
The label on a candy bar says 410 Calories.Assuming a typical efficiency for energy use by the body, if a 74kg person were to use the energy in this candy bar to climb stairs, how high could she go?
November 13, 2010 by Isabel-A

CHEMISTRY HELP !!!!
Al3+ is reduced to Al(s) at an electrode. If a current of 2.75 ampere is passed for 36 hours, what mass of aluminum is deposited at the electrode? Assume 100% current efficiency. a. 9.2 x 103 g b. 3.3 x 101 g c. 9.9 x 101 g d. 1.0 x 102 g e. 3.0 x 102 g I think it is either B...
May 7, 2014 by Anonymous

physic
A turnbuckle is needed to apply an 8kN force on a cable. If the efficiency of the turnbuckle is 40% and the force applied is 159.155N with a lever of 20cm in length. a) Find the mechanical advantage. b) Find the velocity ratio. c) Find the mean pitch of thread.
April 2, 2009 by luc

Physics
Simple Machines A simple wheel and axle has a wheel diameter of 2.3m and an axle diameter of 92mm. If an effort of 26N is required to raise a mass of 16 kg what is the efficiency of the machine? A- 2.46% B- 95.3% C- 24.1% D- 20.1% E- 65.5% I am having a problem determining ...
May 11, 2013 by Danny

physics
A small motor draws a current of 1.76 A from a 110 V line. The output power of the motor is 0.20 hp. (a) At a rate of $0.060/kWh, what is the cost, in cents, of operating the motor for 4.0 h? (b) What is the efficiency of the motor? for (a) i am doing IV*hours*price and its ...
March 14, 2011 by julie

physics
you spend 30.0 minutes on a stair-climbing machine, climbing at a rate of 80 steps per minute, with each step 8.00 inches high. If you weigh 150 lb and the machine reports that 690 kcal have been burned at the end of the workout, what efficiency is the machine using in ...
December 4, 2011 by Shawn

Physic II
a carnot heat engine operates between reservoirs at 550K and 300K, discarding 1500J of heat in each cycle. A) What is the engine's efficiency? B) How much heat is supplied to the engine by the hot reservoir in each cycle?
April 30, 2014 by rujiye

Physics
A wind turbine has blades that sweep an area of 2000m2. It converts the power available in the wind to electrical power with an efficiency of 50%. What is the electrical power generated if the wind speed is 10ms1? (The density of air is 1.3 kg m3.)
June 3, 2014 by Me

managerial Accounting
Smith Co uses a standard cost system for its single product in which variable manufacturing overhead is applied on the basis of direct labor hours. The following information is given: 4 Standard costs per unit: Raw materials (1.5 grams at $16) $24.00 Direct labor (0.75 hour at...
September 30, 2010 by Klatoyaa

Physics
the input and output of hydraulic jack are respectively 1 cm and 4 cm in diameter. A lever with a mechanical advantage of 6 is used to apply force to the input piston. How much mass can the jack lift if a force of 180 N is applied to the lever and efficiency is 80%
October 22, 2012 by Owen

physics
A boy is pushing his sled up a snowy slope. The sled has a mass of 20.4 kg and weighs 200 N. The boy pushes with a constant force of 75 N. The sled travels a distance of 10 m and gains 3 m in height. When the sled reaches the top, it is traveling 2 m/s. What is the efficiency ...
March 27, 2013 by bill

physical science
A machine is supplied energy at a rate of 4,000 W and does useful work at a rate of 3,760 W. What is the efficiency of the machine? A. 92 percent B. 94 percent C. 97 percent D. 96 percent
May 27, 2014 by Unmei

Literacy
Efficiency can best be defined as A. the amount of output generated in a given amount of time. B. producing items using the least amount of resources. C. using high-tech equipment on a job. D. producing as much as you can as fast as you can, regardless of cost. my answer is B
January 21, 2012 by Heather

Help! Physics!!
Water flows (v = approx 0) over a dam at the rate of 660 kg/s and falls vertically 86 m before striking the turbine blades. Calculate the rate at which mechanical energy is transferred to the turbine blades, assuming 53% efficiency. Express your answer using two significant ...
October 7, 2010 by Melissa

Water Treatment
a) Which five quality parameters of the raw water may not meet drinking water standards? Bacterial colony count (less than 100 cfu/ml) Ammonium (less than 0.2 mg/l) Nitrite (less than 0.1 mg/l) Nitrate (less than 50 mg/l) Iron (less than 200 g/l) Turbidity (less than 4 FTE) ...
October 18, 2013 by youlife2015

Water-Treatment
a) Which five quality parameters of the raw water may not meet drinking water standards? Bacterial colony count (less than 100 cfu/ml) Ammonium (less than 0.2 mg/l) Nitrite (less than 0.1 mg/l) Nitrate (less than 50 mg/l) Iron (less than 200 g/l) Turbidity (less than 4 FTE) ...
October 19, 2013 by youlifex

Water Treatment
a) Which five quality parameters of the raw water may not meet drinking water standards? Bacterial colony count (less than 100 cfu/ml) Ammonium (less than 0.2 mg/l) Nitrite (less than 0.1 mg/l) Nitrate (less than 50 mg/l) Iron (less than 200 g/l) Turbidity (less than 4 FTE) ...
October 20, 2013 by youlifex

Chem
Hi! I need help with this problem, also I was wondering what kind of problem is this... limiting reactant?calculate the mass of hydrogen cyanide that could be produced by the complete reaction of 500.0 g of ammonia, 700.0 g of oxygen and 400.0 g of methane according to the ...
April 20, 2010 by Anonymous

UNCP
In a study of worker efficiency at Wong Laboratories it was found that the number of components assembled per hour by the average worker t hours after starting work could be modeled by the formula. Rewrite the formula by factoring the right-hand side completely. b) Use the ...
January 7, 2011 by casey

eco
Does GDP accurately reflect our nation's productivity?Explain GDP is a pretty accurate measurement of total goods and services produced. It does not accurately measure the efficiency (productivity, per manhour or per resources used) in generating this production
June 26, 2007 by stacy

Physics
FIGURE: h t t p : / / g o o . g l / a 7 j C F The figure is a PV diagram for a reversible heat engine in which 1.0 mol of argon, a nearly ideal monatomic gas, is initially at STP (point a). Points b and c are on an isotherm at T = 423 K. Process ab is at constant volume, ...
December 1, 2010 by Elgoog

Physics
FIGURE: h t t p : / / g o o . g l / a 7 j C F The figure is a PV diagram for a reversible heat engine in which 1.0 mol of argon, a nearly ideal monatomic gas, is initially at STP (point a). Points b and c are on an isotherm at T = 423 K. Process ab is at constant volume, ...
December 1, 2010 by Schnitzel

Physics
I eat a 500 Calorie lunch and go hiking up a mountain afterwards. Assuming that chemical energy is converted to gravitational potential energy with 50% efficiency, approximately how many miles up the mountain can I go before I need my dinner? 0.5 miles 1 mile 2 miles 3 miles 4...
October 7, 2012 by StressedStudent

physics
A gasoline engine runs with 28 percent efficiency. It expels 3.60x10^4 J of heat in each cycle. a. Find the heat absorbed in one cycle. 128,571.4????? b. Find the work output in one cycle.
February 19, 2007 by anonymous

Health Physics
As a result of doing work, a person supplies a machine with 1100 J of energy in 12 seconds. The machine in turn does work and delivers 900 J of energy in 14 seconds to some object. What is the efficiency of this machine?
January 22, 2010 by Shannon

physics
With each cycle, a 2650-W engine extracts 2330 J from a thermal reservoir at 85.1C and expels 1840 J into a thermal reservoir at 20.9C. a) What is the work done for each cycle? b) What is the engine's efficiency? c) How much time does each cycle take?
January 1, 2012 by maria

physics
(a) How much waste heat is produced by an electrical power station that uses 1.05 multiplied by 1014 J of heat input with an efficiency of 40.0%? (b) What is the ratio of waste heat to work output? (c) How much work is done?
July 24, 2013 by Eric

Physics
In each cycle of its operation, a heat engine expels 6,100 J of energy and performs 1,300 J of mechanical work. (a) How much thermal energy must be added to the engine in each cycle? (J) (b) Find the thermal efficiency of the engine. (%)
November 26, 2012 by Sam

economics
What is the difference between the application of strict liability in products liability and in other applications of strict liability? Do these different concepts of strict liability have different implications for economic efficiency?
May 11, 2009 by Sung

Physics
As a result of doing work, a person supplies a machine with 1100 J of energy in 12 seconds. The machine in turn does work and delivers 900 J of energy in 14 seconds to some object. What is the efficiency of this machine?
January 25, 2010 by Anonymous

Math
A real estate company owns 218 efficiency apartments, which are fully occupied when the rent is $940 /month. The company estimated that for each $25 increase in rent, 5 apartments will become unoccupied. What rent should be charged so that the company will receive the maximum ...
January 26, 2014 by Anonymous

chemistry
The first ionization energy of a carbon atom is 1.81 aJ. What is the frequency and wavelength, in nanometers, of photons capable of just ionizing carbon atoms? v=______s^(-1) lambda =_____nm Assuming an ionization efficiency of 47.0%, how many such photons are needed to ionize...
April 2, 2013 by Anonymous

chemistry
The first ionization energy of a carbon atom is 1.81 aJ. What is the frequency and wavelength, in nanometers, of photons capable of just ionizing carbon atoms? v=______s^(-1) lambda =_____nm Assuming an ionization efficiency of 47.0%, how many such photons are needed to ionize...
April 2, 2013 by Anonymous

Solar Energy Help ASAP
A solar cell with dimensions 12cm x 12cm is illuminated at standard test conditions. The cell presents the following external parameters: Voc=0.8V,Isc=3A,Vmp=0.75V,Imp=2.5A Calculate the fill factor in percentage [%]: Calculate the efficiency (in %):
October 17, 2013 by Anonymous

Science
Hi, I asked this question earlier, but didn't get any replies. If anybody could help, it would be extremely appreciated! A 225 kg box is loaded onto a truck by pulling it up an inclined plane (10 m hypotenuse difference) by a force that is parallel to the incline (T = 315 N). ...
April 7, 2011 by Matt

Biology { PLEASE HELP :D }
From an ATP production viewpoint, use fact B to make a statement regarding the efficiency of fats vs. carbs. Fact b - Carbs bind and store water. The metabolism of water yields no ATP. Fat has no water bound to it.
March 25, 2013 by Emily

Physic
Air moving at 13.0 m/s in a steady wind encounters a windmill of diameter 2.30 m and having an efficiency of 29.0%. The energy generated by the windmill is used to pump water from a well 31.0 m deep into a tank 2.30 m above the ground. At what rate in liters per minute can ...
November 18, 2012 by Thanh

Physic
Air moving at 13.0 m/s in a steady wind encounters a windmill of diameter 2.30 m and having an efficiency of 29.0%. The energy generated by the windmill is used to pump water from a well 31.0 m deep into a tank 2.30 m above the ground. At what rate in liters per minute can ...
November 18, 2012 by Thanh

bio
I am doing the biology ap bacteria DNA transformation lab and I came up with a transformation efficiency of 150,000. I read somewhere that they should be between 2,000-8,000. is my answer way off? My group counted an average of 1529 colonies to begin with so i dont see how the...
May 17, 2013 by hannah

ped212
Discuss the differences between process and product evaluation. Give examples of each type of evaluation. Discuss the value of each type of evaluation. What is the significance of focusing on the process in physical education? How does this information help you as a teacher to...
October 3, 2011 by tamika

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