Sunday

April 20, 2014

April 20, 2014

Number of results: 144,466

**Physics**

1. Check calculations and have another person check it also. 2. Check Power supply voltage. 3. Remove all resistors from circuit and check them individually. 4. Make sure circuit is wired correctly.
*Thursday, September 19, 2013 at 11:08am by Henry *

**Accounting**

A check returned by a bank because the issuer's cash account balance could not cover the check is called a(n): a. Cancelled check b. Certified check c. Outstanding check d. NSF check
*Thursday, October 18, 2012 at 7:14pm by Anton*

**Physics check**

check your answers: a. In 12.8 seconds, how far do each travel? 1) d=41*12.4=508.4m 2) d= 1/2 (3.3)12.4^2=253.7 m well, that time is wrong. So check the other and see if the distances match.
*Tuesday, July 13, 2010 at 7:37pm by bobpursley*

**Physics**

I have no idea how to do this. Anyone help? A cyclist passes a race check point at +5.5m/s and then accelerates ata constant rate of +.55 m/s^2. The cyclist forgot to check in at the check point, and after 20s turns back around to head back. How far did the cylist move from ...
*Thursday, October 8, 2009 at 1:37pm by me*

**Physics**

Hai is check incorrect can u plz check if u write it correct and thx !!!
*Friday, November 8, 2013 at 4:26pm by rickross *

**Math 157**

Can someone please help me. At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a ...
*Wednesday, December 8, 2010 at 9:51pm by Rena *

**Math**

Can someone please help me. At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a ...
*Wednesday, December 8, 2010 at 8:37pm by Rena *

**Math**

At a quality control checkpoint on a manufacturing assembly line, 8% of the items failed check A, 10% failed check B, and 2% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what is...
*Friday, November 6, 2009 at 9:00pm by Anna*

**Math**

At a quality control checkpoint on a manufacturing assembly line, 8% of the items failed check A, 10% failed check B, and 2% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what is...
*Friday, November 6, 2009 at 9:21pm by Anna*

**Math**

At a quality control checkpoint on a manufacturing assembly line, 8% of the items failed check A, 10% failed check B, and 2% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what is...
*Friday, November 6, 2009 at 9:25pm by Anna*

**Chemistry. Please check my answer!**

Your method is correct. I did not check the arithmetic but my physics book says lead is .130 so I think you did it right.
*Tuesday, December 2, 2008 at 8:34pm by Damon*

**Math**

At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what ...
*Wednesday, December 8, 2010 at 8:43am by Rena *

**Math**

At a quality control checkpoint on a manafacturing assembly line, 10% of the items failed check A, 12% failed check B, and 3% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what ...
*Wednesday, December 8, 2010 at 3:07pm by Rena *

**Physics check**

yes on 2. On 1, I will be happy to check your work.
*Monday, April 14, 2008 at 7:16pm by bobpursley*

**math**

At a quality control checkpoint on a manufacturing assembly line, 8% of the items failed check A, 10% failed check B, and 2% failed both checks A and B. a. If a product failed check A, what is the probability that it also failed check B? b. If a product failed check B, what is...
*Saturday, January 9, 2010 at 1:48am by crystal*

**Physics check**

I just want somebody to check my answer on this problem please :-) There is a box which weighs 1000 kg. There is an applied force acting upon it with a force of 20000 N (horizontally). The mu is 1.2. What is the acceleration (again, horizontally) of the object? I got 8.24 m/s^...
*Monday, November 5, 2007 at 10:55pm by Emily*

**DrBob222 please check**

DrBob222 please check my physics question posted at 8:55pm. The subject is drwl please check. I am not getting a response from drwl. Thanks! Mary DrWLS is not on right now. My physics is too poor to trust my answers. Bob Pursley is smarter than I am; he does physics, math, and...
*Tuesday, February 27, 2007 at 9:24pm by Mary*

**Algebra**

Hello, can someone help me solve and check the following 1) x - 8 = 20 Check: 2) x + 15 = 35 Check: 3) -x +6 = 3 Check: The symbol 'x' is in italic. If I can understand the symbols better, I belive I can get the hang of the course.
*Friday, January 8, 2010 at 7:32pm by Tamir*

**Physics-bobpursley can u check this again please**

dang. I forgot about PEnergy gain. F(net)*d=1/2 kx^2+ 1/2 mv^2+mgx sorry, It has been a long day for me (since three am). check my thinking.
*Thursday, October 28, 2010 at 10:54pm by bobpursley*

**Physics-above question -please check it**

Just please check my calculations-
*Friday, October 8, 2010 at 3:59pm by Katherine*

**Physics-bobpursleyplease check**

This is the question I posted about two hours ago and I worked it out two ways-could you scroll down and check it, please?If I have a roller coaster, and hill 1 height is 50cm and hill height 2 is 25 cm and the PE is .9 as it approaches the top of hill 2, how do I calculate ...
*Thursday, November 4, 2010 at 7:36pm by Joey*

**Physics;Help!!!!!!**

There is apparently no one online who can help with physics questions right now. Please check back later to see if a physics teacher has addressed your question. Multiple posts won't get faster answers. Thanks. =) The question is in the first question marked physics beside ...
*Thursday, June 7, 2007 at 10:32pm by Writeacher*

**Physics**

ocw.mit.edu/courses/physics/8-01t-physics-i-fall-2004/assignments/ps07sol.pdf check q4 plug in your values, i got different values i am figuring out the 2nd part
*Tuesday, October 15, 2013 at 1:40pm by ss01*

**Physics-Please check calculations**

I posted this earler and you gave me help, could you please check what I did? Thank you If a car drives off a 40 m high cliff with a horizontal velocity of 15 m/s, how far from the base of the cliff will the car strike the ground? Could someone help with the equation, please ...
*Sunday, January 2, 2011 at 5:34pm by JessieLynne*

**physics**

In terms of given quantities, by what amount of time, , does Tim beat Rick? It will help you check your answer if you simplify it algebraically and check the special case . Express the difference in time, in terms of , , and .
*Tuesday, October 4, 2011 at 8:02pm by Amy Love*

**Physics-bobpursley please check**

This is the question I posted about two hours ago and I worked it out two ways-could you scroll down and check it, please?If I have a roller coaster, and hill 1 height is 50cm and hill height 2 is 25 cm and the PE is .9 as it approaches the top of hill 2, how do I calculate ...
*Thursday, November 4, 2010 at 9:18pm by Joey*

**English**

1. Can you give me a rain check? 2. Can I take a rain check? 3. Can I have a frain check? 4. Can I get a rain check? (Are they all grammatical and the same? Which expression is commonly used?)
*Tuesday, November 20, 2012 at 10:01am by rfvv*

**hmm -- Physics**

Please check back here later tonight or tomorrow to see if a physics teacher has answered your question.
*Wednesday, July 23, 2008 at 8:12pm by Ms. Sue*

**drwls please check**

Can you please check my physics posts. Thanks!
*Tuesday, November 6, 2007 at 12:30am by Mary*

**Physics**

Are you supposed to check the dimensions or to find the numerical values? Without numerical values of all the variables, it would not be possible to check the values of a, b and c.
*Sunday, October 4, 2009 at 4:49pm by MathMate*

**Algebra**

So when we check the problem, would this be acceptable? Does all of this check out? Thanks! (x-2)/(x-1) + (2)/(x^2-1) = 0 x-2 / x-1+2/(x-1)(x-2) = 0 To check: 0-2 = -2 0-1 = -1 -1/-2 = 0.5 02 – 1 = -1 -1/2 = -0.5 0.5 + -0.5 = 0 1-2 = -1 1-1 = 0 0/-1 = 0 12 – 1 = 0 0/2 = 0 0+0...
*Tuesday, August 4, 2009 at 8:58am by Rachale*

**Physics**

2PI= 6.28 (2PI)^2=about 39, check it .594=l 1.55^2= about 2.4 check it. g=39*.594/2.4 in my head, about 9.7 check it.
*Wednesday, February 15, 2012 at 7:26pm by bobpursley*

**8th Grade Algebra: Answer Check**

1,2,3,4,5,6,7 are ok. 8. sqrt (3x^2) = x*sqrt(3) Check that. 9,10,11 ok. 12. sqrt(3)*sqrt(27) = sqrt 3*sqrt(3*9) 9*sqrt(9) = 9*3= 27. Check that. check 15. I think you just wrote it wrong. I get 1/5*sqrt(10). Check that. The others look ok.
*Tuesday, January 20, 2009 at 10:42pm by DrBob222*

**Science **

i'll check in my notes AGAIN 2 check to see if i can find the answer the you can check it for me
*Monday, November 7, 2011 at 8:40pm by Laruen *

**physics**

distance = rate x time 120 m = 290 m/s x time time = ?? The gravitational force will be acting on the bullet during that time. The distance it will fall is S = 1/2 (g)t^2 I get something like 0.8 m or about 80 cm. Check my thinking. Check my work.
*Saturday, September 26, 2009 at 11:14pm by DrBob222*

**algebra**

If you write a check without enough money in the bank a certain store will charge you a penalty if the check is returned to them from the bank. The penalty is 15% of the amount of the check plus a $25 processing fee. Let the "n" amount of the check and the
*Saturday, August 21, 2010 at 9:08pm by Anonymous*

**pre alg**

(25a^-2 b^-5 c^8) / (40 a^5 c^9) 25/40 = 5/8 check a^-2/a^5 = a^-7 check b^-5 = b^-5 check c^8/c^9 = c^-1 check
*Sunday, March 1, 2009 at 4:35pm by Damon*

**Physics-Just need a formula, please and check**

Can someone please just check this problem and let me know if its wrong and the correct formula Thank you
*Thursday, October 7, 2010 at 4:37pm by Sam*

**Physics-Please check**

1) Yes, the gravitational force diminishes the farther you get, but by what factor? Check the equation. 2) The speed of the earth keeps it in orbit around the sun. Changing the mass changes the gravitational force, which is also the centripetal force for the orbit.
*Wednesday, January 5, 2011 at 6:11pm by Marth*

**Algebra HELP :(**

If you write a check without enough money in the bank, a certain store will charge you a penalty if the check is returned to them from the bank. The penalty is 5% of the amount of the check plus a $10 processing fee. Let n= the amount of the check and p the amount of the ...
*Friday, June 4, 2010 at 12:44am by bart*

**Physics**

If you use S=v0*t + (1/2)at² you have S=960m v0=80.2 m/s a=4.2 m/s² Solve for t. I get 9.6 sec. for going up, and 14 sec. for coming down (v0=0,a=-g,S=-960). Check my work and post if you would like to check answers.
*Sunday, October 11, 2009 at 11:37pm by MathMate*

**Physics - The Branches of Physics**

Give at least one example of an application of each branch: Motion -cellphone Properties of Materials Sound -Radios Light -Candle Electricity -Calculator Magnetism -VCR's Properties of atoms -Computers Nuclear physics -? Could you check to see if Ive done this right? And I ...
*Friday, September 9, 2011 at 8:49pm by Anonymous*

**Physics**

break the total sound into two parts: 1) time for the rock to hit the surface. h=ho-4.9t^2 t= sqrt(400/4.9) check that. 2) time for the sound to go 400m t= 400/343 check that add the two times.
*Wednesday, September 15, 2010 at 10:34pm by bobpursley*

**Physics ~ work shown, pls help!**

Bqv=mv^2/r v=Bqr/m v= .232*1.6E-19*.118/1.67E-27 Check that. Now compare it with whatever you did, I cant figure out what you did. for information, if you posted this as your answer: .118/2.83x10^-7 I dont understand what you did, and why did you not simplify this. I get about...
*Friday, April 15, 2011 at 11:07am by bobpursley*

**Physics check**

yes
*Friday, April 11, 2008 at 12:20am by DrBob222*

**Physics check**

yes.
*Monday, April 14, 2008 at 7:50pm by bobpursley*

**physics**

thanks for the check!
*Sunday, March 8, 2009 at 5:16pm by JeFF*

**Physics Check**

Ok thanks:D
*Friday, July 2, 2010 at 3:58pm by Ariel*

**Physics Check**

Thanks:)
*Monday, July 12, 2010 at 2:31pm by Ariel*

**Check my physics**

OK
*Thursday, March 7, 2013 at 8:40am by Elena*

**Physics(Please check, thanks)**

I am not a believer in "equations". Formulas are to be reserved for babies. How far does it go? distance=horizontalvelocity*timeinair =25cos40*timinair. So what is time in air? hf=hi+Vv*time-1/2 g t^2 0=0+25sin40*t-4.9t^2 t= 25sin40/4.9 so, distance= 625*sin40*cos40/4.9 check ...
*Wednesday, June 20, 2012 at 6:13pm by bobpursley*

**Physics repost please check**

A glass bottle of soda is sealed with a screw cap. The absolute pressure of the carbon dioxide inside the bottle is 1.80 x10^5pa. Assuming that the top and bottom surfaces of the cap each have an area of .0004M^2, obtain the magnitude of the force that the screw thread exerts ...
*Monday, April 9, 2007 at 12:04am by CJ*

**Algebra**

You can check your solutions by putting in the values of s s=? -1 then -1+7/(-1)=-1-7=-8 checks s=? 7 then 7+7/7=7+1=8 doesnt check. Did you mean minus 7, I think that checks. Check my thinking.
*Wednesday, January 23, 2008 at 2:14pm by bobpursley*

**Science**

Check for air pollution from the factories. Check for water pollution in the rivers. Check for hazardous waste polluting the soil.
*Saturday, September 18, 2010 at 10:54am by Ms. Sue*

**Physics**

frequency = speed/wavelength = c/L = (3*10^8 m/s) / .1*10^-9 m = (3/.1) * 10^17 s = 3 * 10^18 Hz check k = 2 pi/L k = 2 pi / (.1*10^-9) = 6.28 * 10^10 check
*Monday, March 31, 2008 at 6:14pm by Damon*

**Physics - check**

thanks! d) is wrong, too. Can you help me with that?
*Saturday, March 15, 2008 at 5:09pm by Anonymous*

**Physics(check)**

Correct
*Sunday, March 30, 2008 at 4:33pm by drwls*

**Physics check**

nucleus?
*Friday, April 11, 2008 at 12:02am by Molly*

**Physics check**

correct.
*Thursday, April 17, 2008 at 8:35pm by bobpursley*

**physics- check my answers)**

yes.
*Saturday, November 8, 2008 at 11:43am by bobpursley*

**physics- check my answers)**

thanks!
*Saturday, November 8, 2008 at 11:43am by lauren*

**Physics**

Hang on, I will check
*Friday, November 14, 2008 at 6:48pm by Damon*

**Physics check**

moxie
*Friday, April 11, 2008 at 12:25am by christy*

**Physics**

can you check my answer for (c)
*Thursday, August 20, 2009 at 6:10pm by QUESTION*

**Physics(quick Check) **

Thanks for the help :)
*Thursday, October 1, 2009 at 4:25pm by Mo*

**physics(check my answers)**

Yes,
*Tuesday, May 25, 2010 at 8:02pm by bobpursley*

**Physics Check**

Ty!
*Saturday, January 29, 2011 at 11:36pm by Anonymous*

**physics**

Check your typing
*Friday, October 21, 2011 at 12:51am by drwls*

**Physics(Please check thanks)**

Thank you!
*Wednesday, May 16, 2012 at 9:51pm by Hannah*

**PHYSICS (CHECK WORK)**

Thank you!
*Wednesday, November 7, 2012 at 11:39pm by Amy*

**physics**

I can check your work on this.
*Thursday, December 6, 2012 at 3:27pm by bobpursley*

**Physics**

check the arithmetic
*Sunday, April 14, 2013 at 4:08pm by Damon*

**Pre. Cal.**

coefs of row 4 1 4 6 4 1 so a^4 + 4 a^3 b + 6 a^2 b^2 + 4 a b^3 + b^4 (3p+r^3)^4 a = 3p b = r^3 a^4 = 81 p^4 check 4 a^3 b = 4*27 or 108 p^3 r^3 check 6 a^2 b^2 = 6*9 or 54 p^2 r^6 check etc
*Thursday, May 14, 2009 at 10:43pm by Damon*

**Ms.Sue English check**

I'd be glad to check it. But first, please proofread it carefully yourself and run it through a spell check. Then post it. My practice is to stop reading after I find three careless mistakes.
*Friday, July 31, 2009 at 5:59pm by Ms. Sue*

**Math**

Let R = # red marbles and B = # black marbles. =========================== R + B = 42 R = 3B + 3 Solve the two equations. I have 13 for B and 29 for R but check me out. Check my work. Check my thinking.
*Monday, May 25, 2009 at 11:46am by DrBob222*

**Physic please check**

Two items to check: 1. Recall that the light beam strikes the mirror halfway up the mirror. 2. Check which sides/lengths are used to find tan(theta).
*Saturday, October 20, 2007 at 7:18pm by Quidditch*

**math**

how would I check this on my own? I know you put numbers in the place of the letters but when I do that I come up with my moms answer. this is what i have when I check my work. p=-2 q=3 6*(-2)*3 =-36 but 3(-2)(-2*3)=36 could you tell me what i'm doing wrong when I check them pls
*Friday, October 22, 2010 at 6:13pm by TiffanyJ*

**Physics**

I will be happy to check your work.
*Monday, February 4, 2008 at 7:09pm by bobpursley*

**Physics(check)**

has to be in scientific notation
*Sunday, March 30, 2008 at 4:21pm by Jon*

**Physics(check)**

2.52 for #10
*Sunday, March 30, 2008 at 4:23pm by Jon*

**Physics check**

that would fit.
*Friday, April 11, 2008 at 12:02am by DrBob222*

**Physics check**

charge and mass.
*Thursday, April 17, 2008 at 8:30pm by bobpursley*

**Physics**

IF you post your work, I will check it for you.
*Saturday, October 11, 2008 at 6:24pm by bobpursley*

**Physics**

I will be happy to check your thinking.
*Sunday, January 25, 2009 at 2:32pm by bobpursley*

**physics**

nevermind i think its A can you check that?
*Thursday, March 12, 2009 at 10:13pm by physics*

**physics**

I will be happy to check your work.
*Wednesday, October 28, 2009 at 4:59pm by bobpursley*

**physics**

I will be happy to check your thinking.
*Monday, November 9, 2009 at 12:26pm by bobpursley*

**Physics**

I will be happy to check your work.
*Sunday, December 13, 2009 at 7:11pm by bobpursley*

**physics **

I will be happy to check your work.
*Sunday, March 7, 2010 at 9:37pm by bobpursley*

**PHYSICS**

I'll be glad to check your answer.
*Sunday, October 17, 2010 at 4:19pm by Ms. Sue*

**Physics-Please check calculations**

yes.
*Sunday, January 2, 2011 at 5:34pm by bobpursley*

**Physics-Please check calculations**

Thank you
*Sunday, January 2, 2011 at 5:34pm by JessieLynne*

**Physics**

Check your duplicate post.
*Wednesday, January 19, 2011 at 6:31pm by Henry*

**Physics-Please check**

c is the anwswer.
*Monday, May 2, 2011 at 5:05pm by bobpursley*

**physics**

Check your previous post.
*Wednesday, August 31, 2011 at 2:07am by Henry*

**Physics please check**

its right
*Tuesday, April 24, 2007 at 9:06pm by Anonymous*

**physics**

I will be happy to check your work.
*Thursday, December 15, 2011 at 12:56pm by bobpursley*

**Physics(Please check)**

Correct!
*Wednesday, May 16, 2012 at 10:04pm by Count Iblis*

**Physics(Please check)**

Ok but where did the 9 come from?
*Wednesday, May 16, 2012 at 10:04pm by Hannah*

**Physics(Please check, thanks)**

Where did you get 625 and 4.9?
*Wednesday, June 20, 2012 at 6:13pm by Hannah*

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