Search: physics problem ???

Number of results: 121,953

Quantum Physics
Problem 1 a)No b)1 c)a; -b Problem 13 a) 1; 0 0; 5 b)Last tick for multiple question c)0 d)0 Anyone for Problem 5 though please?
Sunday, March 24, 2013 at 2:53am by FLu

Quantum Physics
Problem 10 1; -1 -1; 1 Problem 11 0000 0000 0010 0001 Anyone for Problem 4 and 5 please?
Sunday, March 24, 2013 at 2:53am by FLu

physics
The problem has 55m/s... the instructor changed numbers in the original problem and I guess he wanted to change that number to 55. I thought it was strange too at first. So for conservation of momentum, would i use mhvh=mcvc where h is for human and c is for car?
Wednesday, July 21, 2010 at 1:28pm by physics

Physics
DID YOU KNOW,IN BRILLIANT,hardly ever give the solution for difficult problem,such as this problem...if it just flow away,and abandonded,WE CANNOT LEARN FROM THAT DIFFICULT problem
Monday, May 6, 2013 at 12:21am by Brilliant level4 and level 5 player

physics problem
Need help with physics problem.
Monday, January 25, 2010 at 9:18pm by DrBob222

Physics
problem 4_1? SD truss problem with the method of joints...............!
Tuesday, April 30, 2013 at 3:39am by roni

Physics
-0.71 mm Problem 3) 184 MPA Anyone for Problem 1 and 2 please?
Tuesday, April 30, 2013 at 3:36am by FLu

physics
wait i believe this is not my problem? mine is the cannon problem
Wednesday, December 15, 2010 at 5:17pm by katerina C.

Physics
Sorry abdrrahim did not realise it was solution for Problem 1. Do you have the others for Problem 2 please?
Friday, April 5, 2013 at 11:53pm by FLu

physics
What is the velocity of the second ball in problem the last problem above to one decimal place?
Sunday, August 15, 2010 at 10:53am by Skyler

Quantum Physics
For the problem 6 the solution is "1" Anyone tried the problem 5?
Sunday, March 24, 2013 at 2:53am by Anne

Physics
THanks DOnny, yes me too. Anyone for Problem 3)b)? and Problem 1)f) B_0 for both cases. Formula or values would helpful, thanks.
Wednesday, May 8, 2013 at 3:58pm by Ku

Physics but algebra problem
Where i am having a problem to....Do you have same prob James? Acceleration is stumping me.
Wednesday, September 23, 2009 at 6:29pm by Leah

physics
Yes, please the question below too?! Problem 2: Displacement Current a) Problem: Open Switch on an RL Circuit b) and c)
Tuesday, April 9, 2013 at 2:24pm by Ira

physics
i would like to say thank you for this wonderful problem .. this same problem appeared at my homework and it was a big help
Monday, October 31, 2011 at 11:54am by mara tuazon

Short Circuit Problem (Physics)
No problem ^^
Saturday, April 12, 2008 at 9:13pm by Dan

Quantum Physics
No prob anynomous. Problem 13 a 1; 0 0; 5 Problem 12 a -1, 3 Would be nice if someone could figure out 4 and 5.
Sunday, March 24, 2013 at 2:53am by FLu

Physics
i have done all my homework these 5 problems i could not understand.. my answers are due at midnight tonight im a senior in this physics course and math is generally my strong point but when it comes to things like this i try and i didnt get it so i posted the problem on here ...
Sunday, October 3, 2010 at 10:15pm by Elizabeth

Physics
Hey, look, posting the problem three times is not going to make me finish the managerial economics problem any faster :(
Wednesday, February 6, 2008 at 8:07pm by Damon

physics
Problem 2 is answered now Ruben, look at my profile. Do you have by any chance Problem 3 c) second part? tesla in square meter
Sunday, April 7, 2013 at 1:39pm by FLu

physics
Bobpursley, if you could, would be able to elaborate on what you mean by "mgh=f*d=mad" I am new to physics and I have pretty much this same exact problem for my homework and I can't figure it out on my own. I have searched the book and nothing that is in the book...
Sunday, September 27, 2009 at 9:44pm by John

physics
You should start by drawing triangles to model the problem. Tell us how you would go about solving the problem, and then we can critique your thinking.
Saturday, November 17, 2007 at 1:41pm by Michael

Quantum Physics
In Problems 1 to 5 we will work through example of QFTM for M = 6. Problem 1: What is w? You can use e, pi, and M in your response. Please do not subtitute 6 for M. Specify the probability amplitudes. You should use w to denote w, but please fully simplify your answer such ...
Wednesday, March 20, 2013 at 1:22am by Hal

physics
Can you not just copy the problem from the book, so we get the correct wording? It's enough work to solve the problem for the answer, without having to figure out the question as well!
Wednesday, October 5, 2011 at 4:43am by MrGrumpy

6th grade
You only use the reciprocal when the original problem is a division problem. Your problem is a straight multiplication problem.
Thursday, December 9, 2010 at 7:01pm by Ms. Sue

physics
This problem has been posted on Brilliant as a current problem in this weeks' Geometry problem set. I am unable to post an image or internet link to it. Please refrain from telling the OP the answer. I ask that moderators take this posting down. - Calvin Lin Brilliant ...
Monday, February 18, 2013 at 1:20am by Calvin Lin

physics.....
This problem has been posted on Brilliant as a current problem in this weeks' Geometry problem set. I am unable to post an image or internet link to it. Please refrain from telling the OP the answer. I ask that moderators take this posting down. - Calvin Lin Brilliant ...
Tuesday, February 19, 2013 at 2:48am by Calvin Lin

physics
How long to hit the building? Horizontal problem: u = 125 cos 20 t = 200/u the projectile is therefore in the air for t seconds, use that in the vertical problem Vertical problem: Vi = 125 sin 20 h = 0 + Vi t - 4.9 t^2
Sunday, September 30, 2012 at 5:52pm by Damon

Physics
Write a projectile motion problem with the initial condition vi=15 m/s at 50° above the horizontal. Solve this problem for ∆x, max height, and time of flight.
Wednesday, October 7, 2009 at 9:50pm by Help

English
1. It's your problem, not my problem. 2. It's your problem, and it's not my problem. 3. It's your problem, but it's not my problem. (What does #1 mean? Does #1 mean #2 or #3? Or do you have another expression which is the full form of #1?) 4. I think the ...
Monday, July 6, 2009 at 5:48am by John

Quantum Physics
In Problems 1 to 5 we will work through example of QFTM for M = 6. Problem 1: What is w? You can use e, pi, and M in your response. Please do not subtitute 6 for M. Specify the probability amplitudes. You should use w to denote ƒÖ, but please fully simplify your ...
Wednesday, March 20, 2013 at 1:22am by Help

Physics
Please help!!! Physics test!? I have a physics test tomorrow on projectile motion, and I don't feel ready for it. I'm having trouble in the class and I need to ace this test. The problem is I get confused when I get a problem. I don't know how to proceed. After I ...
Tuesday, October 9, 2012 at 5:32pm by Mike

physics-please help
Now Sabrina, We did the previous problem for you. It is very similar to this problem. Please try it. It is really just trig.
Monday, August 27, 2012 at 8:09am by Damon

physics
problem 1 is conservation of momentum m (v) + M(0) = (M+m)V problem 2 is conservation of energy Ke after collision = (1/2)(m+M)V^2 which = (M+m)g h
Friday, May 1, 2009 at 12:28am by Damon

physics
YEAH I GOT IT PROBLEM 3 c) secnd part -0.687332867 !!! SO PLEASE PROBLEM 4 (b) ??!!! Hurry up i got 10 minutes to check !!!!!
Sunday, April 7, 2013 at 1:39pm by Luiis

physics
It's a two step problem dividing the problem by the coordinates x and y. The horizontal velocity (initial velocity) is 3.33m/s. 5 years late haha.
Sunday, March 11, 2007 at 11:41pm by Gwen

college physics
how can i find heat capacity of silver without there being a temperature in the problem the problem only lists the mass of the silver
Thursday, April 22, 2010 at 6:39pm by maxie j

mat/117--Incomplete problem
(C-5)-^2 This is the second time you have posted this. You were already told to proofread your problem and you were asked a question (you failed to answer). The form of your problem doesn't make sense. Your problem is already in factored form. What is the '-' ...
Saturday, February 19, 2011 at 8:47pm by Helper

Physics
There is no figure to help explain the problem, and this is not a place to come to have problems completely worked out for you. This looks a problem where you would apply the formula Torque = rate of change of angular momentum
Saturday, November 27, 2010 at 5:45pm by drwls

chemistry
Did you and I work on this problem yesterday. If not, then let me tell you quickly where your problem(s) is/are. First you MUST use Kelvin for T1. That is 80.1 + 273.16. I think the problem asks for T in C BUT you must solve the problem first, using Kelvin, then convert back ...
Sunday, January 25, 2009 at 8:41pm by DrBob222

Physics Check
In number 5 both bullets fall at the same rate. The horizontal problem has nothing to do with the vertical problem except that the time in the air is the same.
Monday, July 12, 2010 at 2:31pm by Damon

dr wls - physics freak design problem
wls, If you get a chance could you look at the "a bit challenging" problem down a little from here. I am not sure my idea is the best.
Sunday, February 10, 2008 at 5:01pm by Damon

math
What strategy did you use in solving this problem? 22. Suppose that you wanted to find the whole numbers represented by each of the letters in the following addition problem: Which problem-solving strategy might be most helpful to you in solving this problem? (You need not ...
Wednesday, January 20, 2010 at 5:02pm by kim

Accident Investigation: Law+Physics
Thanks Ms. Sue!!! But for "inadequate brakes", is it supposed to be only the car's problem (brakes don't work properly), or can it the driver's problem (didn't react in time) too?
Thursday, January 12, 2012 at 10:37pm by Cicilia

Management Accounting
well i try to solve this problem but it look so complicated I need to cash buget what's the problem? check the problem i don't get it check the problem i don't get it
Wednesday, November 8, 2006 at 2:40pm by Erika Quezada

Physics
Im sorry I am new to physics this is my first year and I still have no idea what to do for this problem. The other two that you answered I had them correct before you answered them and was using it as a check. When I reworked them your way, I got the same answer. However on ...
Tuesday, July 13, 2010 at 5:54pm by Me

Physics
Elizabeth used correct logic and was able to do the problem "in her head" by reducing the problem to its essentials. Zero net torque requires equal and opposite torques on opposote sides. The reasoning of both is fundamentally the same.
Monday, April 4, 2011 at 11:39pm by drwls

Physics Inertia : Merry-go-round
The rev/min is not needed. here is the equation: momentofINertiatotal=momentinertiaMerryGoRound + momentinertiaKid. Then you add them. That is it. Now, if the problem goes on, you may need to find what the new angular speed is, but that is a different problem, you didn't ...
Monday, April 19, 2010 at 11:08pm by bobpursley

physics
How fast WAS it rolling on the table before it fell off. I don't think the height of the table (1.5m) or distance from table (.8m) are relavent to the problem. Is this a trick problem???
Tuesday, January 20, 2009 at 10:38pm by Bob

physics
Anyone for this please? Problem 2: Displacement Current a) please? Problem: Open Switch on an RL Circuit b) and c) please?
Tuesday, April 9, 2013 at 2:24pm by My

Quantum Physics
Some ppl think there is a simple answer to the problem. To be honest I do not beleive it. For instance let m=1 and k=171. Why not? The original state was not defined in the problem, so it just might be that way. Will the "answer" work? I am sure it won't.
Tuesday, April 16, 2013 at 12:32am by PhysTech

physics--please help
Ah well I surrender ! I think the problem is English, not Physics.
Sunday, April 1, 2012 at 5:28pm by Damon

Algenra
How do I work this problem, it is not a homework problem but a problem similar to a homework problem. I know i need to factor the left side of the problem. here is what I have so far.. x^2-2x+1=7 x^2-2x+1-7=7-7 x^2-2x-6=0 here is where I run into an issue, I can not seem to ...
Wednesday, October 3, 2007 at 11:12pm by Becca

Algebra
How do I work this problem, it is not a homework problem but a problem similar to a homework problem. I know i need to factor the left side of the problem. here is what I have so far.. x^2-2x+1=7 x^2-2x+1-7=7-7 x^2-2x-6=0 here is where I run into an issue, I can not seem to ...
Wednesday, October 3, 2007 at 10:25pm by Becca

PHYSICS'S
How much heat would it take to change 1.0kg of water at 20°C to steam at 110°C. I can't get the right answer that is 2.6×10^6J. Please tell me how can I solve this problem, I want to learn how to solve These problem plz help me.
Sunday, March 31, 2013 at 6:28pm by Riana

Physics
If a 20 kg object fell to the surface of the Earth from a height of 30m, what would its final velocity be? (work this problem from the energy standpoint.) Should you get the same answer as you did in question 3? how do you work out this problem?
Sunday, September 23, 2007 at 9:23pm by amber

physics
Thanks, I am unsure of how to start the problem though.
Sunday, October 25, 2009 at 6:07pm by physics student

Physics
not sure what the force of tension is equal to in this problem
Sunday, September 6, 2009 at 9:21am by Physics

Physics
In 1989, Carl Lewis established a world record when he ran the 100 meter dash in 9.92 seconds. What was his average speed(in m/s) for the race? Remember to include your data, equation, and work when solving this problem. I am not sure how to do this problem. Please help!!
Sunday, March 29, 2009 at 11:13pm by Jake

physics 2
so can I not solve this problem? My instructor assigned this and didn't give any other information. Alse the same problem is in the textbook with the same amount of information. Is there possibly another way to do it?
Thursday, February 4, 2010 at 2:37pm by Anonymous

Physics
So answer = 4540! Yes physics 221 students, this answer was brought to you by my failure to complete Mastering Physics problem and ended up pressing the show answer button
Tuesday, September 13, 2011 at 10:58pm by Kyle

trig
I'm trying to see if the teacher didn't give us the right problem or if I'm just not getting it. The problem is "re-write the expression without a fraction: 4/(1-sin x)". I can do it if the problem is sin squared x but I don't know how to solve the ...
Saturday, September 19, 2009 at 5:30pm by Priscilla

physics
Do the vertical problem. (Assume no vertical speed at start) How long to fall 6 m? 6 = (1/2) g t^2 and g = 9.8 t^2 = 6/4.9 t = 1.11 s now do the horizontal problem goes 1.11 s at 3.75 m/s so 4.15 meters
Wednesday, December 14, 2011 at 6:43pm by Damon

physics
Steve, you are an idiot. A physics problem and why would you assume he threw up. No answer is easy like that.
Tuesday, September 27, 2011 at 7:32pm by John

physics
ummmmmmmmmmmm who the heck are you??? im asking a simple physics question if you have a problem then you can take it somewhere else darling:)
Sunday, September 11, 2011 at 3:32pm by brittany

Physics
I have a physics problem and it's below.
Saturday, December 26, 2009 at 9:57am by Priscilla

Physics
Hi again, Can anyone help me with the physics problem I posted earlier today (Sunday) at 3:47 p.m. I would really appreciate it!!Thanks!
Monday, March 23, 2009 at 12:23am by Brigid

Physics - HELP! PLEASE
The problem is from fundamentals of physics 9th edition by halliday. Here is a free download of the book since I couldn't post the graph (I had to write out link since site doesn't allow links to be posted): tripplew period sendspace period com/file/shrz0x I am having ...
Sunday, September 18, 2011 at 12:55pm by Linda

physics
Problem 10: 3/4 Problem 11: a=3/5, b=8/10
Tuesday, February 12, 2013 at 1:44pm by qwerty

math
My son is doing expanded algorithm and the problem is 23 x17 the problem is there are cubes underneath the problem for him to fill in but ive tried every way I can think of to solve this problem and the answer just doesnt fit into these cubes, any suggestion?
Friday, November 12, 2010 at 5:22pm by Sandy

physics
What is the question? Please use readable symbols The subject is called physics, not physic. This is a conservation of momentum problem.
Wednesday, October 26, 2011 at 3:06pm by drwls

College Physics
oh, I understand now why they used those numbers. thank you for all your input on this physics problem, i really appreciate it.
Saturday, September 20, 2008 at 11:56pm by Jacqueline

physics
No I havent thought of that. I know physics isnt just getting the answer my problem is figuring out WHAT to analyze on some of these problems.
Wednesday, April 16, 2008 at 2:37pm by Anonymous

physics
Well, you did not say what the question is but you have two problems, a vertical problem and a horizontal problem The vertical problem is the ball falls 70 meters (I assume) in t seconds The horizontal problem is he ball proceeds at constant initial speed u for the same t ...
Friday, February 4, 2011 at 4:37pm by Damon

Algebra
This isn't a question. This is a statement, telling you why a solution to a word problem should be checked to the original wording of the problem versus the equation written for the problem. This is because the equation, derived from the wording of the problem, could be ...
Wednesday, February 2, 2011 at 3:20pm by helper

Physics
His methods for finding the answer is correct. The only problem is that he uses 9.81 for acceleration by gravity and in this particular problem all dimensions are in ft. So use 32.2 ft/sec and you will find the right answer.
Sunday, October 4, 2009 at 12:08am by Russell

physics
The elevator is not accelerating. Therefore you and the ball can not feel how fast it is going. The problem is just the same as if you did the experiment on the ground. The 10 m/s is irrelevant and the 28 m above ground is irrelevant and the problem is h = 0 = 2 + 20 t - (1/2...
Sunday, August 24, 2008 at 6:51pm by Damon

Physics Urgent!!!!! I really need help with this
I dont see an error. The only other thing is the problem. You calculated the force between one large, and one small ball. I am still wondering if the problem wants the sum of both forces, but it is hardly clear.
Monday, May 2, 2011 at 12:59pm by bobpursley

physics
but the answer in the text book is (a) 27.7 moles (b) 2.381x10^7pa i just want the formula so i can attempt the problem myself
Monday, December 31, 2012 at 9:11pm by physics student need help

Physics
I have solved this problem.
Thursday, April 29, 2010 at 7:22pm by Physics

Physics
Already asked and answered. Note (under related questions below) that this problem has been asked before with a 50 g spoon. Are you sure you copied the problem correctly? 5 g is much too low a mass for a coffee spoon
Monday, January 31, 2011 at 2:38am by drwls

math
Your answer will be zero. When you have a negative number like that in the beginning, you can make the problem much simpler by changing it. To change the problem, circle each number with the sign directly in front of it. So in this problem, circle the "-2" and the &...
Wednesday, January 5, 2011 at 4:28pm by Jason

physics
A round ball bounces to 2m after being dropped from an undetermined height. To what height will it bounce if dropped from a height 2.5 times as high? (how do u even calculate this problem?). (or is it just a problem that cant be solved?)
Monday, September 6, 2010 at 12:01am by joe

Algebra 1B
incomplete problem. are you sure you are not missing part of the problem? your problem cannot be solved as stated.
Saturday, January 22, 2011 at 12:24am by helper

chemistry
You can't do ANY of these? I see a systemic problem rather than a every now and then problem. What's the problem? Perhaps I can help you through it.
Tuesday, November 30, 2010 at 12:03pm by DrBob222

problem solving
You have a problem to solve. You may need to type the problem or question here.
Tuesday, November 4, 2008 at 12:23pm by Ms. Sue

Math
Could you help me with this problem? -2 5 Sorry couldn't type the problem correctly. The problem is 5 to the negative 2. I got 0.04 is the answer. Is this correct. Thank you.
Tuesday, December 11, 2007 at 6:45pm by Plse Help

Calculus
Given two problems: Problem A: Tau = Integral(0 to v) v/(q^2 - v^2) dv q = constant Problem B: Tau = Integral(V TO 0) v/(q^2 - v^2) dv q = constant Why is it that, SUBSTITUTION RULE is used in problem A, and QUOTIENT RULE is used in problem B? The two problems are somewhat ...
Wednesday, December 19, 2007 at 11:08pm by Anthony

math word problem
thank you!! On this problem x - 3/4 + 1/6 = 17/12 can you help on where to take this problem on with the steps?
Thursday, October 21, 2010 at 10:11pm by Aly

Problem solving:for 3rd grade
write a real-world problem involving multiple steps, then solve your problem
Thursday, October 25, 2012 at 10:29pm by Phyllis

Critical Thinking
What are the characteristics of a problem and how might a problem present itself? Also, how should a problem be investigated and identified?
Tuesday, January 13, 2009 at 10:29am by Linda

Physics
A copper wire with a length 2.0m, cross sectional area 7.1x10^-6 m^2 and young's modulus 11x10^10 N/m^2 has a 200kg load hung on it. What is its increase the length? (g=9.8 m/s^2) im not sure how to start this problem or what equation to use, can some one help me out with ...
Sunday, November 11, 2007 at 9:17pm by BrOwN GuRL

physics
The problem is not with you, it is with the course you are taking. Whoever is responsible for the question or the course content should not be teaching. You cannot come up with numbers to physics questions without numerical inputs
Monday, September 13, 2010 at 11:18pm by drwls

Physics
Horizontal problem: Speed = constant = U, the initial speed distance = U t = 51.4 m Vertical problem: falls (16.6 - 7.9) = 8.7 meters DOWN initial speed down = 0 so 8.7 = (1/2) (9.8) t^2 weight has no effect on this problem, only the acceleration of gravity 8.7 = 4.9 t^2 t^2...
Friday, February 8, 2008 at 4:54pm by Damon

chemistry
That makes a lot of sense to you because I worked the problem for you. And it doesn't bother me at all to work one problem for you to get the hang of it. But I want you to know how to do the problem yourself. I won't be there to do the work for you when you take a test...
Wednesday, May 7, 2008 at 9:40pm by DrBob222

Physics...Help please
The problem is from fundamentals of physics 9th edition by halliday. Here is a free download of the book since I couldn't post the graph (I had to write out link since site doesn't allow links to be posted): tripplew period sendspace period com/file/shrz0x I am having ...
Friday, September 23, 2011 at 9:06pm by Linda

chemistry
I have worked the NaCN problem for you before. It's a hydrolysis problem. About a week ago. I don't believe the second problem can be solved with the information given.
Saturday, August 11, 2012 at 10:38pm by DrBob222

Chemistry/Physics
The problem doesn't say T changes. Of course, it doesn't say it doesn't change, either. IF the volume was halved by moving the piston down then I could see that work would be done on the gas and T would increase. But the problem says the P stays constant and the ...
Wednesday, January 7, 2009 at 11:29pm by DrBob222

physics
this is from that white book that i'm also using... the odd answers in the book are in the back in which this problem is one I belive
Monday, September 14, 2009 at 3:11am by physics

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