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April 18, 2014

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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

question?
If you don't put Physics as the school subject, your question will not get the attention of any physics tutors. Please do as Ms. Sue instructed you above. Also, make sure you indicate what you have done about solving your question, too.
Thursday, September 15, 2011 at 6:14pm by Writeacher

Physics
Is the answer for the 1st question ...23.5 rad/ sec? Is the answer for the 2nd question...66 times? Is the answer for the 3rd question...3382.5 meters?
Monday, December 1, 2008 at 8:59pm by physics

Physics
This is not an answer to your question but I want to point out that no one can answer your question with units. 10 what? 2.8 what? I suggest you repost th question and include ALL of the question instead of part of it.
Monday, August 31, 2009 at 1:16pm by DrBob222

Physics (jake)
Please use "Post a New Question" for new questions. Your chemistry question is not related to the physics question and answer that preceded it in this thread. The reaction you wrote is not balanced. After you balance it, the ratio of moles of CO2 (formed) per mole of C4H10 (...
Saturday, March 5, 2011 at 2:03am by drwls

question?
A physics expert might be able to help you if you post your question with Physics as your School Subject.
Thursday, September 15, 2011 at 6:14pm by Ms. Sue

Physics
Sorry I mistakenly posted the wrong question. I will post the correct question. I really appreciate all of your help! You make physics same less foreign to me. Again thanks!
Sunday, September 2, 2007 at 9:11am by Mary

physics
Im doing physics 20 in correspondance this summer, and Im stuck on a question about Refraction... and Snell's law. The question is... A ray of light is incident upon a 60-60-60 degree prism, n=1.5. Then it shows a diagram , and it asks to find the angle of reflection.. and ...
Thursday, July 30, 2009 at 9:14pm by Sam

Physics Classical Mechanics
Anyone can explain the rocket question and the doppler shift question? I got half of each question correct and dont know how to move on.
Saturday, December 7, 2013 at 6:51am by Anonymous

HELP! PHYSICS LABS!!
Please do not keep posting the same question -- especially within a half hour. When a physics teacher sees your question s/he will try to answer it for you. Posting the same question over and over is irritating to us volunteers, and is not any more likely to be answered than ...
Tuesday, October 2, 2007 at 9:28pm by Ms. Sue

Physics
I would like help with this math/science question please, I didn't know what subject to pick so I picked Physics. Question: If a Baterium divides every 20 minutes, how amny bacteria will there be after 4 hours?
Wednesday, January 23, 2008 at 9:19pm by Arika

actually ancient physics
The question is really a physics question but uses old English units of feet which means to get mass (in slugs) you must divide pounds by g which is about 32 ft/s^2.
Sunday, April 22, 2012 at 3:45am by Damon

Physics
i have the same question! is your question from conceptual physics?
Thursday, March 22, 2007 at 4:37pm by peter

Physics
I'm understanding most of this physics, but here is one last question I would appreciate help on. Thank you! Okay, so the question involves a figure. A link to the question and the picture with it is below can be found by googling the question along with Holt physics. The link...
Friday, March 26, 2010 at 2:42pm by Demi

physics
Does that look like a complete question to you? Before you learn how to figure out answers in physics, you must first learn what constitutes a question, and a sentence.
Thursday, November 15, 2012 at 5:38am by drwls

Physics (adnan)
Please post specific questions separately, not as an add-on to someone else's question. Use "Post a New Question" While you are at it, what is a "physics practical"?
Sunday, December 2, 2012 at 1:14am by drwls

physics (Kayla)
Please post your question separately using "Post a New Question" Do not add it as a reposnse to someone else's question
Saturday, April 23, 2011 at 11:41am by drwls

PHYSICS
I presume the question is trying to get you to calculate the distance travelled by the squirrel. In which case start with a diagram. My answer to the question, would, however, be 2.3 m vertically from the ground as the question does not state the displacement being asked for.
Wednesday, September 15, 2010 at 2:30am by Dr Russ

college physics
My previous question was marked science, but it's specifically a college physics question. Thanks.
Friday, October 25, 2013 at 12:09am by bbragg

Physics
I have removed your umpteen posts of your physics questions WITHOUT ANY INDICATION OF YOUR THOUGHTS ON EACH QUESTION. Once you figure out what your question is about each problem you posted, please post again ... but be sure to include what YOU THINK as well. Remember, no one ...
Wednesday, November 17, 2010 at 2:23pm by Writeacher

Physics
One of the first things you need to learn about physics is how to use data to answer a question. You have provided a lot of data but have failed to ask a question.
Friday, February 15, 2013 at 10:19pm by drwls

Physics
In the first question, you did not provide the frequency. Your answer to the second question is correct. In the third question, the frequency remains the same under water and (1500 m/s)/(frequency) is the new wavelength.
Sunday, September 18, 2011 at 11:35pm by drwls

physics
A batted baseball, which leaves the bat at an angle 〖30〗^0 above the horizontal, is caught by an outfielder 120m from the plate. a.) What is the initiated velocity of the ball? b.) How high did it rise? c.) How long was it in the air? my friend asked that ...
Wednesday, January 9, 2013 at 8:53am by kevin

Physics
Is this a physics homework question or are you just curious? It is interesting to see how an honors class in physics is taught.
Friday, February 20, 2009 at 5:49pm by drwls

physics
Hi, can u help me in this question please my question is how to draw reflection of the image from the mirrior. Thank you.
Thursday, November 26, 2009 at 11:21am by Nifan

PHysics (Maria)
Submit your question separately, not as an add-on to another person's question.
Thursday, April 28, 2011 at 1:24am by drwls

physics -- incomplete question.
The question does not make sense. Is something missing?
Thursday, September 12, 2013 at 12:23am by Graham

PHYSICS
I'm on that question too, but i'm not sure how to start that problem.... and the question with the moving rod???!!!
Sunday, December 15, 2013 at 5:35pm by fima

Physics
For a question in physics... I was told to draw a graph of vertical displacement, y, versus time, t, in 2sec increments from 0 to 1.8. What was given to me was: v_yo_= +10m/s v_xo_= +5m/s a_y_ = -10m/s^2 So I used the formula: y=vo+1/2at^2 I drew the graph, and got a parabala...
Monday, October 1, 2007 at 3:50pm by Jenny

physics (no question)
What is a wo package? What is the question? What are the units of mass?
Monday, February 20, 2012 at 9:50pm by drwls

Physics
The secod part of the question is... What is the period of revolution for the atom in the previous question?
Monday, December 1, 2008 at 2:35pm by Brynlie

physics
i dont understand the question could you plaese repeat the first part of your question
Tuesday, October 4, 2011 at 12:22am by Alice

Physics
I was able to figure out where I went wrong with this question. This question can be ignored.
Thursday, May 24, 2012 at 1:56pm by Stan

physics
and you might get it, if you asked a question. Is this a trick question, like "what's the player's name?"
Sunday, September 29, 2013 at 4:14pm by Steve

physics
and,make certain the question is typed wrong. This is indeed a very odd question.
Tuesday, January 20, 2009 at 9:50pm by bobpursley

Physics - no question
can't give an answer with no question. All you have done is present some data.
Friday, May 18, 2012 at 12:57pm by Steve

Check my answers 6 ?s- Physics
All right besides Question 6) 21 N Question 7) 2,800 N
Tuesday, November 19, 2013 at 12:11pm by Adam

PLEASE
PLEASE SOMEONE RESPOND TO MY QUESTION: Physics (12)! THIS QUESTION IS DRIVING ME NUTS!!! I DID THIS 7 DIFFERENT WAYS!!! I AM SO LOST! PLEASE! I NEED THIS QUESTION FOR TOMORROW!!!! P.S. thanks so much....very much appreciated!
Tuesday, September 11, 2007 at 5:17pm by Brooke

Physics
I posted this question earlier and I still don't get it So I got a question One 3.5-kg paint bucket is hanging by a massless cord from another 3.5-kg pain bucket, aslo hanging by a massless cord if the buckets are at rest, what is the tension in each cord? How do I do this is ...
Saturday, July 11, 2009 at 1:53pm by Physics

Another physics question...
Thank you bobpursley! Sorry about the question before, I didnt know what an absolute value was- but I checked it on wikipedia
Tuesday, February 24, 2009 at 2:14pm by Anonymous

Another physics question...
Thank you bobpursley! Sorry about the question before, I didnt know what an absolute value was- but I checked it on wikipedia
Tuesday, February 24, 2009 at 2:14pm by Anonymous

Physics
first question: PE gained= KE lost mgh=1/2 m v^2 h= 1/2 v^2/g second question: makes no sense to me.
Wednesday, February 23, 2011 at 1:41am by bobpursley

help fast ,( physics)
this question will help me too, if only you can give abit more detail,when it comes to answering this question... please
Thursday, May 12, 2011 at 12:21am by mike

physics
please tell me f(x)=rho_1*g*A the solution of which question I cannot understand plz give the 3 to 4 words of question as a hint
Friday, May 3, 2013 at 7:34am by faryia

Physics
Sorry i missed this part of the question: The steel hanger in question has a cross sectional area of 7.600cm^2
Friday, June 21, 2013 at 7:21pm by Danny

Physics (Algebra Bit)
thanks for help on other question =]
Thursday, August 20, 2009 at 8:43pm by QUESTION

Physics
sorry i mean question 6, question 6 anyone?
Wednesday, May 22, 2013 at 9:20pm by Annoyingmous

question incomplete
If you have posted a question that remains unanswered, check the question carefully for typo or missing information. You will soon find that if the question refers to a question, and the figure is not described or linked somehow, the question is likely to remain unanswered.
Sunday, June 5, 2011 at 8:45pm by MathMate

please help me!! with this science!!!!!
Question 1: Second-level consumer Question 2: High average air temperatures are critical to the lizard's survival. Question 3: Deciduous forest- moderate temperatures and rainfall. Question 4: Salt level Question 5: Increased drought cutting off water flow in streams ...
Wednesday, December 11, 2013 at 1:17am by Elizabeth

Physics
My question is how does metal corrosion affect a reed switch? This question is from my textbook. We are following cambridge igcse science.
Friday, January 15, 2010 at 5:53am by Amir

please someone answer this question
Look at the time when you posted this question. Can you figure out why there's no physics tutor online then?
Thursday, November 3, 2011 at 12:03am by Writeacher

physics question
You have already answered the question. Use the length contraction formula. L = L' * (1 - v^2/c^2) = L'* sqrt(0.2604) = 0.51 L'
Sunday, March 4, 2012 at 7:21pm by drwls

Physics
If they stick together, the collision is NOT elastic. Recheck the wording of your question. The question can be answered using conservation of momentum.
Monday, November 19, 2012 at 5:22am by drwls

physics Classical Mechanics
Enjoy, How did you find the answer to question on the yoyo I got it wrong, and question number 2 on torque. Thanks.
Saturday, December 7, 2013 at 11:18am by Mets

(physics/chemistry)
You may have got this question in a chem glass, but it is really about physics. E = h*frequency is the equation to use h is Planck's constant, which you were given. Solve for the frequency, in s^-1 (also called Hz) You don't need to use the speed of light to answer this ...
Thursday, October 21, 2010 at 12:57pm by drwls

physics
Hmmmm. I need a crystal ball to figure out your question. Do you have a question in mind, and in standard English please?
Friday, June 17, 2011 at 5:31am by bobpursley

Physics Grade 10
if no one has answered this question yet, that is means the question is difficult. So i will try if i know. I think the answer is 62
Sunday, February 10, 2013 at 2:51pm by qaasim

Physics (2nd question)
Apparently you have already answered question 1. If not, see the "related Question" below. Question 2: If the ball starts at a height of Ho = 44 m, if loses the available kinetic energy until it reaches the maximum height Hmax g*Ho + Vo^2/2 = g*Hmax (Hmax-Ho)= Vo^2/(2g) = 45.9...
Sunday, August 26, 2012 at 12:36am by drwls

Physics
I have 2 questions...one can someone please read my question posted around noon today called Lab for physics? Thanks..and secondly, I have to derive some equation. I am supposed to show a=gtantheta and find this from m (mass) L (length). The question also mentions the verical ...
Sunday, September 30, 2007 at 5:38pm by RSVP

Physics
Oh..I didn't omit anything, I just added in the info of my recorded info from my lab...I wasn't sure if I'd need that. I guess not then. This question was a extra calculation question after the lab was done but I wasn't sure how to do this. so the question and just the ...
Wednesday, December 12, 2007 at 12:59am by ~christina~

Physics
Hi, thanks for answering. Apparently our professor wants us to do this question without using density. Is there another possible way to solve this question that you can direct me to?
Thursday, March 4, 2010 at 8:38am by Sandra

physics
that is indded correct! can you help me on the other question i had too? its right above this post. it is either the electron or cannon question. thanks so much again!
Wednesday, December 15, 2010 at 7:00pm by sue

physics
the question does not have a question.
Thursday, June 9, 2011 at 6:35pm by bobpursley

math
Add the derivatives of each term. Apply the rule that the drivative of a*t^n is n*a*t^(n-1), is a is a constant. 5/sqrt(t) can be written 5*t^(-1/2), so for that one, a = 5 and n = -1/2 This was not a physics question. It is a beginning calculus question
Thursday, February 11, 2010 at 1:26pm by drwls

PHYSICS PLEASE HELP !!!!!
First question: 2 M g at the bottom of the cage, if going fast enough to barely be in contact at the top. Second question: M V^2/R - M g = 0 Cancel the M and solve for V.
Friday, October 21, 2011 at 4:19pm by drwls

physics
You are not providing dimensions for you numbers and you have not yet asked a question. Milada reaches the ground in the same time. Perhaps that was supposed to be your question.
Sunday, November 6, 2011 at 10:55pm by drwls

Physics
Well, if you found the answer to the first and second question, you should be able to figure that out via the kinematics equations esp if you got the height question
Sunday, February 22, 2009 at 8:55pm by Chopsticks

physics
Got a question that I'm not quite sure how to approach: "A force of 2500 N acting on the area of 120cm3 evokes a pressure of:" This is all the info given in the question.
Friday, June 1, 2012 at 4:39pm by Shin

Physics Urgent please help
unrickross ! first tell me if u got green check on that 4th question better i have to explain !!! so what about 5th question ???
Friday, November 8, 2013 at 5:07pm by rickross

physics Classical Mechanics
hey guy, note that the radius is in km for the ballistic question. for the propulsion question v_f=v_e*LN(m_1/m_f)
Sunday, December 8, 2013 at 11:14am by Anonymous

physics
Anonymous, you should have posted this as a new question, not under someone else's physics question In tennis, zero is "love" The expression "love" originated in the French word "l'ouef" (the goose egg), but in French tournaments today, the official uses the word "zero" when ...
Sunday, November 4, 2007 at 7:09pm by drwls

physics question
physics question.
Sunday, April 18, 2010 at 3:11am by DrBob222

Math
Need help with one more question. Which best describes a statistical question? a. a question that contains numbers b. a question about numbers c. a question about designing an experiment d. a question about a population or sample. I was thinking it might be D. Thanks...
Tuesday, April 2, 2013 at 9:12pm by Brandi

Physics - Question
First question: The sum of the force*time products will tell you the total impulse in the vertical direction, from which the final vertical velocity can be calculated (by dividing by mass). It will tell you nothing about the impulse in the horizontal direction, which is not ...
Tuesday, February 7, 2012 at 9:47am by drwls

Statistics
QUESTION 1. The distribution of the cholesterol levels of the residents of the state is close to normal, with an unknown mean and an unknown SD. QUESTION 4 2% QUESTION 5 reject the null hypothesis QUESTION 2 2 QUESTION 3 -2.3
Sunday, August 4, 2013 at 11:23am by Peter

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

physics
This question was asked and answered yesterday. If you asked it, review the answer. If you are somene else, try Googling the question.
Tuesday, October 19, 2010 at 9:09pm by drwls

Physics please explain
The key word in that question is MUST. The correct answer is 1. See my answer to your previous question.
Friday, December 14, 2007 at 1:33am by drwls

Quantum physics
For question 9 the answer is CNOT12, CNOT23 Please give us the answer to question 4 and 6! Thank you!
Sunday, September 8, 2013 at 6:28am by Somebody

Quantum physics
@Anon, ans to question #10 is 1110 Can someone tell me the ans to question 5?
Sunday, September 8, 2013 at 6:28am by Lord

physics
D is correct for the first question. D is also correct for the second question since the charge is not moving. If it moved, there would be a force
Thursday, March 12, 2009 at 10:45pm by drwls

Physics
9.8= 1/2mv^2 + 1/4mv^2 9.8= (3/4)(mv^2) [9.8*(4/3)]/m= V^2= 1.307 sqr(1.307)=V= 1.14 I have a question.. Why is there 1/2 and 1/4 in the first question.. are they just constants?
Monday, October 26, 2009 at 1:45pm by Brittany

physics
It is about time you learned what constitues a complete question. You have not indicated the directions of the forces and you have not asked a question.
Friday, February 24, 2012 at 7:52pm by drwls

Physics (incomplete)
Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question. What is your question?
Thursday, March 21, 2013 at 4:58pm by PsyDAG

Physics
thanks drwls. but the person who posted the question should have mentioned the fact its an assignment question. you must only post a response to assessed questions after their due date.
Saturday, May 9, 2009 at 7:33am by jd

Physics
thanks drwls. but the person who posted the question should have mentioned the fact its an assignment question. you must only post a response to assessed questions after their due date.
Saturday, May 9, 2009 at 7:33am by jd

Physics
Forgot to put my question at the end of it XD This is from me trying to interpret what you've done in the previous times this question has been asked, but obviously, I'm wrong somewhere. At what point in the work am I messing up?
Sunday, October 3, 2010 at 3:57pm by Bob

Physics
Hey boss, how did u come across this topic if you have not googled the question? It's obvious that you cheat also! BTW - for C just use the value for b (the one in the question) b=(di/dt)
Saturday, June 15, 2013 at 4:35am by Sat

physics (it's rather urgent help is appreciated
@ss01 if you check homework 2 the 2nd last question it shows you how to do question 2. for quetion 3 Ac must be 10m/s so you get 10=v^2/r and from there you can solve since i don't know what value of r you got
Saturday, October 5, 2013 at 5:01pm by kyle

physics B
This is the first question on the 2003 ap physics b exam. I need help with part e. It shows a diagram of a pulley with two students. student A is on the ground with a mass of 70kg holding on to the pulley while student B is in the air with a mass of 60. Question: with what ...
Wednesday, October 22, 2008 at 7:59pm by kelley

physics
Question? What question?
Saturday, September 19, 2009 at 6:42pm by drwls

question?
can anyone help me with a physics question?
Thursday, September 15, 2011 at 6:14pm by austin

Chemistry
Jessica--If you have a question to ask, please go to the top of the page and click on Post a New Question. Then type your question and post. Chances are slim of getting an answer from a question that is piggy backed onto another question.
Wednesday, February 13, 2008 at 9:38pm by DrBob222

Physics
I'm sorry, but what do PE and KE mean? Also, I'm not sure what your equations are saying; what is 1/2 m? Also, not to argue the point of horizontal vs. 2d, but the chapter we're in is about motion in 2d or 3d so I'm not sure why there would be a 1d question. the url for the ...
Monday, September 6, 2010 at 2:01pm by John

Physics
I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
Friday, October 11, 2013 at 2:36am by Sarah

Physics
I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
Friday, October 11, 2013 at 2:49am by Sarah

Physics
I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
Friday, October 11, 2013 at 3:04am by Sarah

Physics
I really don't get why I am getting this question wrong? Please can you explain to me how to do this question step by step so that I can understand it please? :( i have been stuck on this question for quite a while now. Determine the stopping distances for an automobile with ...
Friday, October 11, 2013 at 3:45am by Sarah

Physics Classical Mechanics
@Fima, You've said: B) vf=5.33 But this v_f is only for t=4, that used at question C, at question B is used t=5. Check it out.
Saturday, December 7, 2013 at 6:51am by Anoninho

physics
theta is 261, a rather odd question. y=239cos261=-35.4 x=239sin261=-236 This is a very odd question, since all was given.
Sunday, November 14, 2010 at 12:53pm by bobpursley

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