Monday

June 27, 2016
Total # Posts: 28

**Electrical**

A certain load takes 10kW at 0.5pf lagging when connected to a 230V, 60Hz source. The supply company charges a penalty when the power factor fall below 0.8. What size of capacitor must be used in order to avoid penalty?
*May 2, 2016*

**math**

clearly define variables. set up the equations.How many gallons of a 30% alcohol solution must be mixed with 60 gallons of a 14% solution to obtain a solution that is 20% alcohol? x represents? y represents? equation 1? equation 2?
*March 1, 2016*

**Math- Fourier series**

Evaluate the formula for cn in Fourier :integral of e^kx dx = e^kx /k :unless k=0: Type your formula for c0 and cn (n>0) into the indicated spaces. Then rewrite the Fourier series in terms of sines and cosines. Simplify as far as possible (eliminate the zero terms).
*February 12, 2016*

**Math- Fourier series**

Evaluate the formula for cn in Fourier :integral of e^kx dx = e^kx /k :unless k=0: Type your formula for c0 and cn (n>0) into the indicated spaces. Then rewrite the Fourier series in terms of sines and cosines. Simplify as far as possible (eliminate the zero terms).
*February 12, 2016*

**Math- Fourier series**

Evaluate the formula for cn in Fourier :integral of e^kx dx = e^kx /k :unless k=0: Type your formula for c0 and cn (n>0) into the indicated spaces. Then rewrite the Fourier series in terms of sines and cosines. Simplify as far as possible (eliminate the zero terms).
*February 12, 2016*

**Math**

3 cos (ωt + 2) + 4 sin (ωt + 1) as A cos (ωt + φ) . A = ? φ= ?
*February 2, 2016*

**Math**

yes i did but i have to show the work manually as well
*December 13, 2015*

**Math**

1. Use MATLAB Optimization Tool to solve the following problem: minimize [2x1^2+2x1x2+x2^2-10x1-10x2] subject to [x1^2+x2^2≤500] and [5x1-x2 ≤ -4] . 2. Please hand-check all the Kuhn-Tucker conditions for your answer.
*December 13, 2015*

**Basic Statistics**

10
*October 15, 2014*

**alkali mixtur titration**

why phenolphthalein is added first then methyl orange in alkali mixtur titration
*October 8, 2014*

**maths**

hi, i think u should send ur assignment on ehomeworksolution @ g mai l,co m i have worked with this site once and they are good in their work
*June 17, 2013*

**accounting**

hi, i think u should send ur assignment on ehomeworksolution @ g mai l,co m i have worked with this site once and they are good in their work
*June 16, 2013*

**Accounting**

hi, i think u should send ur assignment on ehomeworksolution @ g mai l,co m i have worked with this site once and they are good in their work
*June 15, 2013*

**Accounting**

hi, i think u should send ur assignment on ehomeworksolution @ g mai l,co m i have worked with this site once and they are good in their work
*June 15, 2013*

**Statistics**

hi, i think u should post ur question on ehomeworksolution ,c o m i have used this site and they are good in their work.
*June 13, 2013*

**chemistry**

does kh2po4 react with sodium lauryl sulphate and can we use nah2po4 insted of kh2po4 in prepration of 0.2 m phosphate buffer ?
*May 4, 2013*

**math**

Thank you, but can u tell me how to prove it by induction?
*November 9, 2011*

**math**

How to show that 2nCn <= 2^2n?
*November 9, 2011*

**Essay writing**

Do you suggest any sites I can search for effective narrative/descriptive writing. Thanks
*August 25, 2008*

**ENGLISH**

I guess D is more likely as it little bit describes an animal.
*August 8, 2008*

**ENGLISH**

That's why it is a bit confusing ,but this is exactly how it is the text book.
*August 8, 2008*

**ENGLISH**

Which one of the following sentence represents an example of an effective definition? A. An animal is a living creature that is not human. B.An animal is different from a vegetable or mineral. C.All animals are the same in some ways, yet different in others. D.An animal is a ...
*August 8, 2008*

**English**

In the following sentence, how is the word "band" used? Even though the darkening skies threatened rain, the band decided to play the concert. A. Subject C.Direct object D. Verb D.Object of a preposition Answer :A Is this the correct answer
*August 8, 2008*

**ENGLISH**

sorry,didn't notice I meant the first C,beautiful
*August 8, 2008*

**ENGLISH**

Identify the adjective in the following sentence. John Keats "Ode on Melancholy" is a truly beautiful poem. A. Melancholy C.beautiful C.truly D.poem Answer :C Is it correct
*August 8, 2008*

**English**

My mistake.Iwas leaning towards the first C .Preposition
*August 8, 2008*

**English**

The word "before" ,is what part of speech in the following sentence? I plan to start writing before seven o'clock each morning. A. Adjective C. Preposition C. Adverb D. Interjection Answer : C Am I correct
*August 8, 2008*

**math**

I don't know
*June 1, 2007*

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