Sunday
April 20, 2014

Search: phy

Number of results: 720

Physics
Phy, sorry no formula, was an accident to get the value. But our values are not far off so try to guess a little it must be around my value. Your value did not work for me too. Could you tell me what the value for k and omega is please Phy?
Saturday, May 11, 2013 at 11:22am by FLu

physics
Break the sixty meter into components: http://hyperphysics.phy-astr.gsu.edu/hbase/vect.html#vec5 then add the original N walk, then find the resultant displacement. http://hyperphysics.phy-astr.gsu.edu/hbase/vect.html#vec7
Wednesday, September 12, 2007 at 9:43pm by bobpursley

Physics
complicated. Power will have to do with amplitude and time. find wavespeed. http://hyperphysics.phy-astr.gsu.edu/hbase/waves/string.html#c2 Then, energy and power can be calculated. http://hyperphysics.phy-astr.gsu.edu/hbase/waves/powstr.html
Tuesday, December 6, 2011 at 6:49pm by bobpursley

Physics
The formulas that you need to use for the final velocities can be found here: http://hyperphysics.phy-astr.gsu.edu/hbase/elacol2.html The head-on collision case is in part "c"
Thursday, September 16, 2010 at 4:50am by drwls

mastering physics
No figure is shown and no lengths are provided. You will find this theorem helpful for solving your problem, for any axis. http://hyperphysics.phy-astr.gsu.edu/hbase/parax.html
Sunday, December 4, 2011 at 10:41pm by drwls

8th grade science :(
This site has a good explanation plus diagrams. http://hyperphysics.phy-astr.gsu.edu/hbase/tide.html
Saturday, November 23, 2013 at 3:41pm by Ms. Sue

physics
Isn't there a standard formula for this? http://hyperphysics.phy-astr.gsu.edu/hbase/shm2.html f= 1/2PI * sqrt(K/mass) check that.
Wednesday, February 1, 2012 at 12:57pm by bobpursley

Physics Please help!
Read and apply the parallel axis theorem. http://hyperphysics.phy-astr.gsu.edu/hbase/parax.html
Sunday, March 18, 2012 at 12:40am by drwls

physics
I would model the pulley as a flat disk. http://hyperphysics.phy-astr.gsu.edu/hbase/tdisc.html 1/2 m r^2
Sunday, December 12, 2010 at 12:28pm by bobpursley

Binomial Expansion
http://hyperphysics.phy-astr.gsu.edu/hbase/alg3.html I will be happy to check your work.
Tuesday, August 5, 2008 at 7:34pm by bobpursley

Physics
I have no idea what you are asking for. Pascal's principle? http://hyperphysics.phy-astr.gsu.edu/Hbase/pasc.html
Friday, October 10, 2008 at 3:02am by bobpursley

Chemistry
Scroll down to the graph at this site. http://hyperphysics.phy-astr.gsu.edu/hbase/surten.html
Tuesday, February 15, 2011 at 6:35pm by DrBob222

Differential Equations
scroll down through this: http://hyperphysics.phy-astr.gsu.edu/hbase/diff.html
Thursday, January 31, 2013 at 11:46am by Damon

Differential Equations
scroll down through this: http://hyperphysics.phy-astr.gsu.edu/hbase/diff.html
Thursday, January 31, 2013 at 3:41pm by Damon

HELP! HELP! HELP! Physics
Oh, perpendicular axis theorem might help: http://hyperphysics.phy-astr.gsu.edu/hbase/perpx.html
Wednesday, February 12, 2014 at 1:23pm by Damon

Physics SHM
The answer is "yes". If you gave us the complete question we might have been able to offer more suggestions. If the amplitude is used to get something else, you may want to look at this web page: http://hyperphysics.phy-astr.gsu.edu/hbase/pendl.html
Monday, November 3, 2008 at 2:51pm by GK

chemistry
The first link improved: http://hyperphysics.phy-astr.gsu.edu/hbase/mod6.html
Sunday, November 23, 2008 at 7:20pm by GK

Physics
http://hyperphysics.phy-astr.gsu.edu/HBASE/kepler.html see the law of periods
Thursday, July 15, 2010 at 4:32pm by bobpursley

chemistry
Find the energy of the photon, subtract the work function of Cesium, then convert the remainder to KE. http://hyperphysics.phy-astr.gsu.edu/HBASE/Tables/photoelec.html
Saturday, January 30, 2010 at 7:44pm by bobpursley

Physics
Compute the inductance L, in Henries. The formula you need is here: http://hyperphysics.phy-astr.gsu.edu/hbase/electric/indsol.html The stored energy is E = (1/2) L I^2 E will be in Joules if I is in amperes.
Saturday, April 7, 2012 at 1:21am by drwls

physics
Both are wrong. You mixed up the definitions of Faraday's and Ampere's Laws. For Lenz's Law, see http://hyperphysics.phy-astr.gsu.edu/hbase/electric/farlaw.html
Sunday, May 1, 2011 at 6:33pm by drwls

Physical Science
It didn't post. 15. The image in a magnifying glass is NOT real. http://hyperphysics.phy-astr.gsu.edu/hbase/geoopt/raydiag.html correct on the second.
Tuesday, September 21, 2010 at 4:30pm by bobpursley

physics - ohms law
The equation and temperature coefficient of resistivity that you need to answer this can be found at: http://hyperphysics.phy-astr.gsu.edu/hbase/electric/restmp.html
Tuesday, January 24, 2012 at 12:17am by drwls

physics
Use the formula for an underdamped oscillator than can be found at: http://hyperphysics.phy-astr.gsu.edu/hbase/oscda.html What you call the "sprint constant" is the spring constant of the cord.
Tuesday, March 27, 2012 at 8:01am by drwls

PHYSICS
For the solution to this problem (and the formula to use for C), see http://hyperphysics.phy-astr.gsu.edu/hbase/electric/capsph.html You will need the value of epsilon-zero, which I presume you have learned.
Sunday, February 20, 2011 at 2:01pm by drwls

physics
Have you tried using Gauss' law? It is well suited to problems like this. http://hyperphysics.phy-astr.gsu.edu/HBASE/electric/elesph.html
Wednesday, September 16, 2009 at 12:58am by drwls

Chemistry
For a 1 tesla field the Larmor frequency is freq = 28.025 GHz. http://hyperphysics.phy-astr.gsu.edu/hbase/nuclear/nmr.html
Wednesday, April 16, 2014 at 10:13am by DrBob222

Physics with Calc
Calculus? Hmmmmm. Isn't the flux coming out equal to the charge in (divided by permittivity)? Exactly what is Gauss' Law? http://hyperphysics.phy-astr.gsu.edu/hbase/electric/gaulaw.html
Saturday, February 5, 2011 at 12:35pm by bobpursley

Physics
The trick here is finding k. mg=kx k=m(9.8/.025) then go here to find w http://hyperphysics.phy-astr.gsu.edu/hbase/shm2.html
Tuesday, February 19, 2013 at 2:53pm by bobpursley

science
Here you will find more than twenty examples, with pictures: http://hyperphysics.phy-astr.gsu.edu/hbase/geophys/rockbox.html
Wednesday, August 13, 2008 at 1:59am by drwls

science
You're very welcome, Ashley. This site may help you understand osmosis and diffusion. http://hyperphysics.phy-astr.gsu.edu/hbase/Kinetic/diffus.html
Sunday, June 7, 2009 at 8:21pm by Ms. Sue

physics
http://hyperphysics.phy-astr.gsu.edu/HBASE/airfri2.html#c3 Calculate cross sectional area, and use the formula.
Thursday, October 1, 2009 at 5:45pm by bobpursley

Physics
Assume the ground is a conductor an use Gauss' law. http://hyperphysics.phy-astr.gsu.edu/hbase/electric/gaulaw.html
Sunday, January 23, 2011 at 2:04pm by drwls

physics so confused
The subject of resonant LRC circuits is explained at http://hyperphysics.phy-astr.gsu.edu/hbase/electric/serres.html
Wednesday, March 21, 2012 at 2:14am by drwls

Physics
The period is independent of mass, so the periods should be the same. http://hyperphysics.phy-astr.gsu.edu/hbase/penrod.html#c1
Wednesday, July 24, 2013 at 8:45pm by bobpursley

science
http://hyperphysics.phy-astr.gsu.edu/hbase/kinetic/idegas.html look under section on Standard temperature and pressure
Tuesday, January 21, 2014 at 5:32pm by Damon

Physics
isn't this a standard formula? http://hyperphysics.phy-astr.gsu.edu/hbase/shm2.html
Sunday, April 7, 2013 at 8:45pm by bobpursley

PHYSICS
Are not these standard formulas?http://hyperphysics.phy-astr.gsu.edu/hbase/shm.html
Wednesday, May 8, 2013 at 9:32am by bobpursley

Physics
For assistance with the calculation, and a review of the subject, see http://hyperphysics.phy-astr.gsu.edu/hbase/electric/serres.html
Saturday, March 29, 2008 at 6:37am by drwls

physics
Goodness. THe pitch will be greater. You need to review this: http://hyperphysics.phy-astr.gsu.edu/hbase/sound/dopp.html
Sunday, February 27, 2011 at 6:00pm by bobpursley

physics
http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/hall.html It is directly proportional to B B=.0840T*.360/.660
Tuesday, April 5, 2011 at 10:01pm by bobpursley

Physics
I strongly recommend you memorize the right hand rule. Grab one turn on the coil, put your thumb in the directions of positive current, and your fingers show direction of B. http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/magcur.html
Wednesday, October 20, 2010 at 7:49pm by bobpursley

Chemistry
This looks like a good explanation. I would ignore the source that talks about diffusion and NaCl breaking down H2O into H2 and O2. That's hogwash. http://hyperphysics.phy-astr.gsu.edu/hbase/chemical/corrosion.html
Tuesday, May 7, 2013 at 11:27pm by DrBob222

Science
1. The vectors are equilibrants. 2. this has to be done graphically, it cant be done here. http://hyperphysics.phy-astr.gsu.edu/hbase/vect.html#vec5
Thursday, November 19, 2009 at 12:59am by bobpursley

Chemistry
I would use something like this. http://hyperphysics.phy-astr.gsu.edu/hbase/chemical/bond2.html
Wednesday, September 15, 2010 at 8:29pm by DrBob222

Physics
http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/wirfor.html The above site will provide the formula
Thursday, December 13, 2012 at 10:02pm by drwls

Physics
http://hyperphysics.phy-astr.gsu.edu/hbase/sound/dopp.html see the receeding source formula.
Monday, February 3, 2014 at 8:51pm by bobpursley

Physics
Normally, in permanent magnet electric motors, it does not. What happens is the magnetic field being created by current thru a armature switch reverses direction. http://hyperphysics.phy-astr.gsu.edu/Hbase/magnetic/motdc.html
Saturday, May 31, 2008 at 8:34pm by bobpursley

Physics
Do you how to use Gauss law to determine the electric Field E at some point r away from the line? http://hyperphysics.phy-astr.gsu.edu/hbase/electric/elelin.html Then Energy density is E/volume, and that works out to be 1/2 epsilonnaught*E^2
Saturday, August 31, 2013 at 4:20am by bobpursley

Physics
Look up Ampere's law for the magnetic field around a straight wire. You can find it at http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/magcur.html Solve for the unknown distance, r. Show your work if you need additional assistance.
Wednesday, September 26, 2007 at 1:08am by drwls

Physics
http://hyperphysics.phy-astr.gsu.edu/hbase/electric/indsol.html#c1 You have length, area, inductance, you know mu. Solve for N, the number of turns of wire. The formula is straightforward.
Thursday, October 4, 2007 at 1:30pm by bobpursley

Physics
Look at the binding energy curve for your answer. Here is a site that has a curve. Scroll down from the top a little to find it. http://hyperphysics.phy-astr.gsu.edu/hbase/nucene/nucbin.html
Friday, April 25, 2008 at 11:28pm by DrBob222

physics
The illuminance, or apparent brightness of a light, varies with the inverse of the square of the distance from the light source. See for example: http://hyperphysics.phy-astr.gsu.edu/HBASE/vision/isql.html
Monday, June 1, 2009 at 11:17pm by MathMate

Physics
See http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/magmom.html Torque = 6*Area*B*sin 90 = 6 pi*a*b*B The coil area gets multiplied by 6 because of the number of loops
Thursday, March 10, 2011 at 6:43pm by drwls

Physics repost
http://hyperphysics.phy-astr.gsu.edu/hbase/electric/indsol.html#c1 You have length, area, inductance, you know mu. Solve for N, the number of turns of wire. The formula is straightforward.
Tuesday, October 9, 2007 at 4:24pm by bobpursley

Physics repost
http://hyperphysics.phy-astr.gsu.edu/hbase/electric/indsol.html#c1 You have length, area, inductance, you know mu. Solve for N, the number of turns of wire. The formula is straightforward.
Tuesday, October 9, 2007 at 4:24pm by bobpursley

chemistry
0 K is the answer they want. However, according to the uncertainty principle, there must be some residual motion and position uncertainty even at absolute zero. http://hyperphysics.phy-astr.gsu.edu/hbase/quantum/hosc4.html
Saturday, June 11, 2011 at 1:24am by drwls

Physics Please check my answers
8. When the temperature goes up, the fundamental frequency of an organ pipe will also go up. Play with this: http://hyperphysics.phy-astr.gsu.edu/hbase/waves/opecol.html
Tuesday, February 4, 2014 at 4:12pm by Damon

pre calc
The first Vairplane was given. The second is given, however I used trig to convert it to N, E components. http://hyperphysics.phy-astr.gsu.edu/hbase/vect.html#vec5
Monday, March 31, 2008 at 2:19pm by bobpursley

physics
http://hyperphysics.phy-astr.gsu.edu/hbase/relativ/relmom.html#c2 Since the photon reversed, the electron must have gained twice that momentum.
Saturday, April 26, 2008 at 9:38pm by bobpursley

physics
Yes, that will do it. I hope you understand where and how that was derived. Here are links to it. If I wished to be head of the class, I would well understand this derivation:http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/hall.html
Tuesday, April 5, 2011 at 10:01pm by bobpursley

science
Sorry, I didn't post the site. http://hyperphysics.phy-astr.gsu.edu/Hbase/thermo/sweat.html
Thursday, October 23, 2008 at 11:44pm by DrBob222

Physics
Use the mirror equation. http://hyperphysics.phy-astr.gsu.edu/hbase/geoopt/mireq.html
Wednesday, March 24, 2010 at 2:04am by bobpursley

Physics (Spring force constant)
http://hyperphysics.phy-astr.gsu.edu/hbase/shm.html#c2
Tuesday, May 1, 2012 at 8:56pm by bobpursley

physics
http://hyperphysics.phy-astr.gsu.edu/hbase/electric/capcyl.html determine the capacitance from that. Then, energy=1/2 C V^2
Friday, August 23, 2013 at 3:28am by bobpursley

physics
Total resistance is R+r, so R/(R+r) of the power is delivered to the load. A good worksheet on this is to be found at http://hyperphysics.phy-astr.gsu.edu/hbase/electric/autbat.html#c2
Sunday, September 15, 2013 at 8:38am by Steve

CHEMISTRY
The reason is that there is a vapor pressure present in water in any temp, even at room temp. http://hyperphysics.phy-astr.gsu.edu/hbase/kinetic/watvap.html
Friday, September 21, 2007 at 10:29am by bobpursley

Science
According to http://hyperphysics.phy-astr.gsu.edu/HBASE/Biology/mitochondria.html it would be fat, muscle and liver cells. They are cells that manufacture ATP.
Thursday, January 7, 2010 at 5:50am by drwls

physics
The slowing of clocks on satellites (which must be corrected for a gravitational effect)and the extended life of mu mesons in cosmic rays has been verified. See http://hyperphysics.phy-astr.gsu.edu/hbase/relativ/tdil.html#c2
Sunday, January 10, 2010 at 11:37am by drwls

Chem
Certainly not equal to one for ideal gases. http://hyperphysics.phy-astr.gsu.edu/hbase/kinetic/waal.html What is wrong with number one?
Thursday, December 13, 2007 at 7:34pm by bobpursley

physics
a. figure the mass density (mass/length) v= sqrt(tension/massdensity) http://hyperphysics.phy-astr.gsu.edu/hbase/waves/string.html
Monday, April 16, 2012 at 4:01pm by bobpursley

science
226-20=?? http://hyperphysics.phy-astr.gsu.edu/hbase/Sound/beat.html
Thursday, June 26, 2008 at 6:59pm by DrBob222

Science
Check this site. http://hyperphysics.phy-astr.gsu.edu/hbase/biology/enercyc.html
Thursday, November 15, 2007 at 4:55pm by Ms. Sue

8th grade science
http://hyperphysics.phy-astr.gsu.edu/hbase/Kinetic/diffus.html
Sunday, November 2, 2008 at 8:15pm by bobpursley

sci/275
A. apple http://hyperphysics.phy-astr.gsu.edu/hbase/thermo/seclaw.html No.
Tuesday, December 9, 2008 at 10:26pm by Ms. Sue

science
This site has your answer. http://hyperphysics.phy-astr.gsu.edu/hbase/vision/retina.html
Sunday, May 23, 2010 at 4:53pm by Ms. Sue

Physics-Please help with formula
http://hyperphysics.phy-astr.gsu.edu/hbase/electric/gaulaw.html
Friday, February 25, 2011 at 4:22pm by Damon

Science
Correct answers. http://hyperphysics.phy-astr.gsu.edu/hbase/elacol2.html#c3
Sunday, November 25, 2012 at 3:05am by Elena

chemistry
Look up the Dulong-Petit law. http://hyperphysics.phy-astr.gsu.edu/hbase/thermo/dulong.html
Monday, October 18, 2010 at 7:17pm by DrBob222

10th grade
Here is a good explantaion at tenth grade level): http://hyperphysics.phy-astr.gsu.edu/hbase/nuclear/cardat.html
Wednesday, March 18, 2009 at 10:38pm by drwls

physics
frequency new=frequency old *sqrt(169/289) http://hyperphysics.phy-astr.gsu.edu/Hbase/waves/string.html
Saturday, January 2, 2010 at 3:09pm by bobpursley

Chem
http://hyperphysics.phy-astr.gsu.edu/HBASE/pflu.html
Friday, February 19, 2010 at 12:12am by DrBob222

chemistry
http://hyperphysics.phy-astr.gsu.edu/hbase/pflu.html
Wednesday, June 29, 2011 at 1:00pm by DrBob222

chemistry
http://hyperphysics.phy-astr.gsu.edu/hbase/pflu.html
Monday, October 17, 2011 at 12:17am by DrBob222

Chemistry
http://hyperphysics.phy-astr.gsu.edu/hbase/pflu.html
Monday, October 17, 2011 at 1:10am by DrBob222

chemistry
http://hyperphysics.phy-astr.gsu.edu/hbase/pflu.html
Sunday, November 13, 2011 at 2:14am by DrBob222

Chemistry
http://hyperphysics.phy-astr.gsu.edu/hbase/pflu.html
Friday, November 18, 2011 at 2:03pm by DrBob222

Chemistry
http://hyperphysics.phy-astr.gsu.edu/hbase/pflu.html
Wednesday, April 11, 2012 at 9:32pm by DrBob222

physics
http://hyperphysics.phy-astr.gsu.edu/hbase/kepler.html
Wednesday, October 31, 2012 at 10:32am by Elena

physics.
http://hyperphysics.phy-astr.gsu.edu/hbase/press.html
Tuesday, December 18, 2012 at 8:17am by Damon

Biology
This site looks fairly easy for a biology student to understand. http://hyperphysics.phy-astr.gsu.edu/hbase/Biology/atp.html
Wednesday, October 8, 2008 at 6:39pm by Ms. Sue

Science
Wouldn't it matter how many turns? There is a formula for this... http://hyperphysics.phy-astr.gsu.edu/hbase/magnetic/curloo.html#c2
Tuesday, November 16, 2010 at 4:34pm by bobpursley

Chemistry/physics
http://hyperphysics.phy-astr.gsu.edu/Hbase/kinetic/kintem.html
Sunday, October 5, 2008 at 7:45pm by bobpursley

anatomy & physiology
http://hyperphysics.phy-astr.gsu.edu/hbase/sound/corti.html
Friday, January 23, 2009 at 7:54pm by bobpursley

WORLD HISTORY
http://hyperphysics.phy-astr.gsu.edu/hbase/nuclear/cardat.html
Wednesday, March 25, 2009 at 8:25pm by Ms. Sue

AP Physics
http://hyperphysics.phy-astr.gsu.edu/Hbase/phyopt/slits.html
Wednesday, April 21, 2010 at 9:29am by bobpursley

AP Physics
http://hyperphysics.phy-astr.gsu.edu/Hbase/phyopt/slits.html
Wednesday, April 21, 2010 at 9:27am by bobpursley

AP Chem
http://hyperphysics.phy-astr.gsu.edu/hbase/kinetic/kintem.html
Thursday, October 21, 2010 at 4:08pm by DrBob222

Physics
yes, correct. http://hyperphysics.phy-astr.gsu.edu/hbase/phyopt/gratcal.html
Friday, April 13, 2012 at 5:59pm by bobpursley

Physics
http://hyperphysics.phy-astr.gsu.edu/hbase/quantum/wien3.html plug in there
Wednesday, February 12, 2014 at 1:48pm by Damon

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