# JIYA

Newest questions posted by JIYA-
## Physics

a) Is it true or wrong to say that components in series must have the same potential difference across them? Either yes or no explain it. Marks = 5 b) Is it true or wrong to say that magnetic force vectors on charged particles point in the same direction -
## science

why ice floats on water -
## Science

A mixture of iron nail , salt ,oil and water is provided to you give step wise method to separate each component from this mixture -
## 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? -
## 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? -
## 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 -
## 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 -
## 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 -
## Math

3 cos (ωt + 2) + 4 sin (ωt + 1) as A cos (ωt + φ) . A = ? φ= ? -
## 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. -
## alkali mixtur titration

why phenolphthalein is added first then methyl orange in alkali mixtur titration -
## chemistry

does kh2po4 react with sodium lauryl sulphate and can we use nah2po4 insted of kh2po4 in prepration of 0.2 m phosphate buffer ? -
## math

How to show that 2nCn -
## Essay writing

Do you suggest any sites I can search for effective narrative/descriptive writing. Thanks -
## 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 -
## 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 -
## 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 -
## 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