Saturday

December 3, 2016
Total # Posts: 464

**PHYSICS!!!**

c) w = 110 rev/min a = (alpha)r What equation do I use for getting alpha? Is the angular acceleration constant as well. Do I use the angular acceleration I get for (a) and just multiply it by the radius? How do I get angular acceleration?

*March 5, 2008*

**PHYSICS!!!**

The flywheel of a steam engine runs with a constant angular velocity of 220 rev/min. When steam is shut off, the friction of the bearings and of the air stops the wheel in 2.7 h. (a) What is the constant angular acceleration, in revolutions per minute-squared, of the wheel ...

*March 5, 2008*

**physics**

The flywheel of a steam engine runs with a constant angular velocity of 220 rev/min. When steam is shut off, the friction of the bearings and of the air stops the wheel in 2.7 h. (a) What is the constant angular acceleration, in revolutions per minute-squared, of the wheel ...

*March 5, 2008*

**PHYSICS**

Thanks!

*March 1, 2008*

**PHYSICS**

Fig. 6-48 shows a conical pendulum, in which the bob (the small object at the lower end of the cord) moves in a horizontal circle at constant speed. (The cord sweeps out a cone as the bob rotates.) The bob has a mass of 0.038 kg, the string has length L = 1.2 m and negligible ...

*March 1, 2008*

**Long Division of Polynomials**

5x^2-17x+3 over x-4

*February 11, 2008*

**can someone proofread this ASAP! Please!**

soley...spelled wrong in the decision making...no hyphen Best of themselves in a relationship...no s tiding...spelled wrong

*January 14, 2008*

**geomotry**

298.2529

*January 7, 2008*

**Math Analysis**

When simplifing 1/a-3 - 1/3-a do I procede by multi. by the recipercal or would I just set them equal to each other.

*December 15, 2007*

**math analysis**

how would I simplify: -3i^4

*December 15, 2007*

**pre-Algebra**

Write the following as a fraction and show your work. 0.83 (the three is repeating) I don't know how to do it with only one of the numbers repeating and it is not in my book.

*December 11, 2007*

**Math**

Solve the simultaneous equation x+y=1 x squared + y squared=25

*December 8, 2007*

**english**

d? not 100 on that tho sorry

*December 2, 2007*

**accounting**

the question is, Billed client 1800 for cleaning services what two entries to i have to post. im having a blank moment.

*December 2, 2007*

**Am I correct on this question (accounting)**

i think the only thing that gets adjusted is the Accumulated Depreciation but im not 100% sure.

*December 2, 2007*

**Crossword Question**

this Canadian Act suspends the individual rights of her citizens. what is it???

*November 26, 2007*

**Ionic compounds**

Sodium nitrate

*November 24, 2007*

**math**

Thanks that kinda but not really helps me.

*November 14, 2007*

**math**

This one is kinda hard. "A ballon in the shape of a cylinder with hemispherical ends of the same radius as that of the cylinder is shown. The ballon is being inflated at the rate of 261pi cubic centimeters per minute. At the instant the radius of the cylinder is 3 ...

*November 14, 2007*

**ECON, HELP?!?**

Economyst, My prof says only a was right at 100 billion, but b, c, and d were wrong?? I appreciate the help anyway cause she was on vacation. I have posted the answers she got.... 2. The goverment raises taxes by $100 billion. If the marginal propensity to consume is 0.6, what...

*October 27, 2007*

**econ, help???**

Economyst, My prof says only a was right at 100 billion, but b, c, and d were wrong?? I appreciate the help anyway cause she was on vacation. I have posted the answers she got.... 2. The goverment raises taxes by $100 billion. If the marginal propensity to consume is 0.6, ...

*October 27, 2007*

**ECON-one was wrong?**

My prof says only a was right at 100 billion, but b, c, and d were wrong?? I appreciate the help anyway cause she was on vacation. I have posted the answers she got.... 2. The goverment raises taxes by $100 billion. If the marginal propensity to consume is 0.6, what happens ...

*October 26, 2007*

**ECON**

CAN ANYONE PLEASE HELP// 1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year, the money stock grows by 14 percent per year, and the nominal interest rate is 11 percent. What is the real interest rate? 2. The goverment raises ...

*October 23, 2007*

**econ-HELP!**

CAN ANYONE PLEASE HELP// 1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year, the money stock grows by 14 percent per year, and the nominal interest rate is 11 percent. What is the real interest rate? 2. The goverment raises ...

*October 23, 2007*

**ECON-can anyone help**

CAN ANYONE PLEASE HELP// 1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year, the money stock grows by 14 percent per year, and the nominal interest rate is 11 percent. What is the real interest rate? 2. The goverment raises ...

*October 22, 2007*

**ECON--HELP!!!**

I am at work and am sending this on my cell phone.. BEFORE MY EXAM TONIGHT, CAN ANYONE PLEASE HELP// 1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year, the money stock grows by 14 percent per year, and the nominal interest ...

*October 22, 2007*

**ECON--HELP!?!?!**

Oh shoot, i don't have the text right now---am at work and need to know what thses do for review--PLEASE HELP??

*October 21, 2007*

**ECON--HELP!?!?!**

1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year, the money stock grows by 14 percent per year, and the nominal interest rate is 11 percent. What is the real interest rate? 2. The goverment raises taxes by $100 billion. If ...

*October 21, 2007*

**econ--HELP!!**

THANK YOU, you are GREAT, its a review quest. and i do not have the book.

*October 21, 2007*

**econ--HELP!!**

QUESTION Consider an economy described by the following equations: Y=C+I+G Y=500 G=1,000 T=1,000 C=250+0.75(Y-T) I=1,000-50r a.In this economy, compute private saving, public saving, and national saving. b. Find the equilibrium interest rate. c. Now suppose that G rises to 1,...

*October 21, 2007*

**ECON-HELP!!**

1. In the Country of Wiknam, the velocity of money is constant. Real GDP grows by 5 percent per year, the money stock grows by 14 percent per year, and the nominal interest rate is 11 percent. What is the real interest rate? 2. The goverment raises taxes by $100 billion. If ...

*October 21, 2007*

**macro**

I need help with this question and am a student here. Can you PLEASE show me how to do this?? QUESTION Consider an economy described by the following equations: Y=C+I+G Y=500 G=1,000 T=1,000 C=250+0.75(Y-T) I=1,000-50r a.In this economy, compute private saving, public saving, ...

*October 20, 2007*

**Chemistry**

I think the answer is Fe_2S_3 (underscore meaning subscripts). But not sure how the numbers are associated. And why is Iron (II) sulfide = FeS (no subscript)?

*October 3, 2007*

**Chemistry**

What is the formula for Iron(III) sulfide? And why?

*October 3, 2007*

**bio science**

Any ideas for a simple scientific study? Question, observation, hypothesis, testing, results and conclusion. Needs to be fairly simple and able to be tested an ample amount. Just looking for some ideas right now. If i can incorporate stream health, that would be great.

*September 21, 2007*

**human bones**

Im studying a handout on human bones for a quiz. This handout shows the leg bones being Tibia and Fibia. But which is which? Same for ulna and radius please.

*September 17, 2007*

**Economics/ history**

Describe the hierachies in monetary value of various monies that existed in the US in 1816. Which monies were most favored and why?

*September 12, 2007*

**math**

is that suposed to be quotient of p and 3?

*September 10, 2007*

**social studies**

Large areas of blue on a wold map. Artic Ocean Indian Ocean Pacific Ocean Atlantic Ocean

*September 10, 2007*

**geography**

Can you see Calais France from the cliffs of Dover?

*September 10, 2007*

**US. History**

These new taxes were an atempt for the British to remain in control of the New World. British leaders were scared of the eminant revolt and wanted to keep bussiness in the New world in check. If colonist refused the taxes the British could refuse the goods. The colonists did ...

*September 10, 2007*

**Macro Economics**

still do not see a diference in the two answers. It is leading me to surmize that "None of the above" is the correct answer. Possible because true answer would be that demand will decrease. Coffee would take 3 years to increase based on price of today.

*September 9, 2007*

**Macro Economics**

I am answering a mutiple choice question and there are two that seem correct. One answer is "Supply will increase" The other is the other is "There will be movement along the supply curve to a higher quantity supplied." What is the diference between these ...

*September 9, 2007*

**Math**

How do you factorise -13x^2+113x-22

*September 9, 2007*

**chemistry**

New York citys 7.9 million people have a daily per capita consumption of 173 gallons of water. how many tons of sodium flouride would be requred per year to give this watr 1 part flourine per million parts water?

*September 3, 2007*

**math**

well - - i don't know this stuff here but o-k here goes my 7th grader needs to get help with this - - 3 grades average 92 so what does tthe 4th one need to be to get an avg of 94 % ?? i ve 4 gotten in my old age - -thank you

*August 29, 2007*

**Math**

How do I figure the ratio of one part liquid to eighteen parts water if I am using four gallons of water? Isn't the water liquid also? So all eighteen parts are liquid. 17 parts water= 17/18*4gal= 17/18*16quarts= ... 1 part solute= 1/18*16 quarts= 3.5 cups check my math If...

*July 21, 2007*

**Science**

Why can humans not survive on Venus? Thank you for using the Jiskha Homework Help Forum. You will find 2 answers above under "Science." Since the volunteers do not sit here 24/7, a half hour is not long enough to wait for an answer.

*June 4, 2007*

**social sudies**

im working on a project about the rivers of japan. can anyone recommend a site? http://en.wikipedia.org/wiki/Category:Rivers_of_Japan thanks a million dude!

*May 7, 2007*

**microeconomics**

Given demand curve P=400-.05Q, at what price is total revenue maximized? There are a number of ways to do this problem. Let me use simple calculus. Total Revenue is P*Q=400Q-.05Q^2. Take the first derivitive wrt Q. MR=400-.1Q To maximize, find Q when MR=zero. Q=4000 Plug this ...

*May 1, 2007*

**essay**

what is the most important issue facing the global economy? explain the issue in detail and your reasoning for it being so important. I say globalization and someone said that was too broad so I narrowed it down to international trade foreign exports between what countries? ...

*April 29, 2007*

**essay**

could I have to write an essay on the question what is the most important issue facing the global economy? explain the issue in detail and your reasoning for it being so important. I chose the topic of globalization. could someone help me figure out a few key points to ...

*April 28, 2007*

**math**

The amount of money in an account with continuously compounded interest is given by the formula A = Pert, where P is the principal, r is the annual interest rate, and t is the time in years. Calculate to the hundredth of a year how long it takes for an amount of money to ...

*April 22, 2007*

**Maths**

How do I work out the square root of a number? it's simple. - you can use your calculator or use perfect squares to solve one. perfect squares: 4 9 16 25 36 49 etc. Need anything else just ask.

*February 9, 2007*

**Algebra**

the sum of kim and tony's ages is 42. the difference in their ages is 4 years, how old are tony and kim?

*December 23, 2006*

**The lord of the flies-English**

how does the text "lord of the flies" relate to journeys?

*November 21, 2006*

**physics**

(Densities of object 1 and 2 are greater than that of the fluid) 1. Object 1 and 2 have same volume and shape, but object 1 is more dense than object 2, which one has greater buoyant force?? 2. object 1 and 2 has same mass, but density of object 1 is greater than object 2(has ...

*October 27, 2006*

**physics**

an 6lb object is hanging from a 10lb object which in turn is hanging from a ceiling. need to find tension(T1) of rope from ceiling to 10lb object and tension(T2) from the 10lb object to the 6lb object. please, need assitance in trying to set up the problem. thanks Tension is a...

*September 25, 2006*

**physics**

25 gram mass is given an upward acceleration of 30 m/s^2 by a rope. need help finding tension in the rope? not sure how to set up the problem?? Tension is the reaction force. Clearly you have two forces in opposite directions. Let T be the tension in the rope. The net force ...

*September 25, 2006*

**science**

25 gram mass is given an upward acceleration of 30 m/s^2 by a rope. need help finding tension in the rope? thank you

*September 21, 2006*

**math**

how to you find a composite function form of y in this problem? y = 1/[(x^2+3x-5)^3] I don't understand your question. Composite functions require two functions. You listed one. Please amplify. That's what I thought at first. But I am thinking I might need to ...

*June 19, 2006*

**inequality**

(x-4)/(2x+4) is greater than or equal to 1. How do i express solutions to inequalities in interval notation without using the calculator? please help. (x-4)/(2x+4) >=1 multiplying by 2x+4 1) when (2x+4) is +, x-4>=2x+4 or x-2x>=8 -x>=8 x<=-8 notice the ...

*June 16, 2006*

**math**

(x-4)/(2x+4) is greater than or equal to 1. How do i express solutions to inequalities in interval notation without using the calculator? please help.

*June 15, 2006*

**what is a mortgage rate**

Hello, I am in college and thinking of buying a house. What constitutes an excessively high mortgage rate today? I got an offer of 7.5% APR, which I know is high. But with limited credit history but a great credit score, this is the best offer I have received. Thank you so ...

*August 24, 2005*