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April 16, 2014

Search: Physics(please help, I'm stuck)

Number of results: 185,360

physics I'M STUCK PZL HELP
yes please.. that's the only question where I'm stuck too..
Sunday, December 8, 2013 at 12:30pm by Anonymous

Physics
The displacement of an object in SHM is given by y(t) = (7.1 cm)sin[(1.64 rad/s)t]. What is the frequency of the oscillations in Hz? I'm completely stuck here. I was thinking that frequency = 1/t. I'm stuck with the information given. Please help!
Monday, March 22, 2010 at 12:35am by Angie

Physics please help
Can you please help out am still stuck one this
Sunday, February 10, 2013 at 1:37am by John

Math
Okay, but I was stuck when trying to find the answer. My process was: n-6=(1/4)n n=(6^1/4)n at this step I am stuck to know what to do next. Please help.
Thursday, January 9, 2014 at 4:03pm by Nicole

Physics Lab
Can someone please help me? I need some ideas, I am totally stuck...I posted as the same name as I am now! Please! thanks
Friday, September 14, 2007 at 8:12pm by Meredith

algebra 117b
I am really stuck if you could me please with this problem y=kxto find yfor x=6 y=-65when x=9 -65=k.9 k=- this is where I get stuck
Tuesday, July 17, 2012 at 3:12pm by BERNIE

PHYSICS
please help me i am stuck
Thursday, February 16, 2012 at 4:37pm by Anonymous

physics
please help me im realy stuck
Saturday, September 17, 2011 at 12:22pm by Steve

Quantum Physics
Anyone done 8D? Please, I'm stuck there.
Saturday, October 12, 2013 at 10:36pm by Anonymous

Physics Multiple choice!!
I already know. What do you think? My job is not to do the problems for you but to help if you get stuck. Try them first and then post when you get stuck.
Monday, January 7, 2008 at 3:09pm by Damon

physics
Nope, how did u get -360? I'm stuck not sure what to do next
Wednesday, November 28, 2012 at 12:06pm by Please help...

Physics, Elena Please Help If u can.
I'm stuck too on that and eom on 3, did u get that ss01?
Monday, November 18, 2013 at 7:26am by Michael

Physics. Please please help!
Elena, Im a little stuck on the first equation you have given. In the denominator, we are supposed to multiply r1 by r2. How did you get 20 x 10? Shouldn't it be 0.1m x 0.02m?
Wednesday, November 14, 2012 at 11:34pm by Meagan

Algebra-Please help me!
Hi, I'm totally stuck! Problem: sqrt(x-3) = sqrt (2) -sqrt(x) I know I square them to get them out of square roots but after that I'm stuck- answers: -25/8 25/8 no solution 1/8 Please show me how its done Thank you
Tuesday, October 12, 2010 at 9:23am by Michelle

Algebra-Pleasehelp-I'm so stuck!!
Please help How do you graph the radical that is below negative of the sqrt(x+1) my teacher said we should set up x and y according to parent function. The endpoint of this would be (-1,0) How do I find the other points-I'm really stuck
Monday, October 11, 2010 at 3:58pm by Julia

Physics
Your car is stuck in the mud and two friends are helping you. One is pulling on your car with a force of 370 N at a 40 degree angle and the other is pulling with a force of 450 N at a 30 degree angle. A force of 725 N is required to remove the car. Is the car still stuck? ...
Friday, October 29, 2010 at 2:26pm by Anna

English- A Raisin in the Sun
I'm stuck on these in A Raisin in the Sun: Why does Mama decide not to move? In what way does she show herself to be stronger than her children? I'm stuck, please help!
Saturday, September 1, 2007 at 12:49pm by Anonymous

geography
I'm really stuck on my homework it says Geography can be divided into tree strands, phisical, human and enviromental. Explain what it means in your own words. I'm really stuck so could you help me please!!!!!!!!!!!!!!
Monday, September 8, 2008 at 1:35pm by Emily

math
i am having a minor difficulty i've been stuck for over an hour and don't know what to do i dont know is this right ? = "+" or "-" # = number y=3 (x-3)^2 + (y-4)^2 = 9 i substitute y (x-3)^2 + (3-4)^2 = 9 (x-3)^2 + 1 = 9 x^2 - 6x + 9 + 1 = 9 x^2 - 6x + 10 = 9 x^2 - 6x + 1 = 0...
Wednesday, February 24, 2010 at 7:35pm by larry

re:math
i am having a minor difficulty i've been stuck for over an hour and don't know what to do i dont know is this right ? = "+" or "-" # = number y=3 (x-3)^2 + (y-4)^2 = 9 i substitute y (x-3)^2 + (3-4)^2 = 9 (x-3)^2 + 1 = 9 x^2 - 6x + 9 + 1 = 9 x^2 - 6x + 10 = 9 x^2 - 6x + 1 = 0...
Wednesday, February 24, 2010 at 7:52pm by larry

Help me please with physics
I got finally got letter a but im stuck at b now :(
Friday, October 15, 2010 at 7:13pm by Nicole

chemistry
now am stuck on how to find the grams of X+Y=1.10 X for glucose and Y for sucrose i had 3.78=M0.08206*298 3.78/24.45=0.1546M 0.1546*0.025=0.003865 moles. now am stuck. help please
Sunday, January 24, 2010 at 11:30pm by bf

physics science
Please can you help as I am stuck, Describe ib detail, how you would carry out an investigation to measure the density of a block of aluminium? Thankyou
Tuesday, January 31, 2012 at 11:47am by chloe

physics science
Please can you help as I am stuck, Describe ib detail, how you would carry out an investigation to measure the density of a block of aluminium? Thankyou
Tuesday, January 31, 2012 at 12:04pm by chloe

Economics
Ive been stuck on this forever now if someone could please walk me through it i was appreciate it: 1: Suppose John had a utility function of U=X^2/3Y^1/3 . Derive Johns demand function from his utility function showing all the necessary steps. i know that the MUx=MUy and first...
Tuesday, September 18, 2007 at 7:58pm by Brett

Physics
"A diver springs upward with an initial speed of 1.8 m/s from a 3.0 m board. Find the velocity with which the diver strikes the water." Help please!
Monday, July 5, 2010 at 8:55pm by Stuck

History-PLEASE HELP
I am stuck on a homework assignment and am having a hard time finding information on this topic. Can someone please please help!! Why is Kenneth Clark’s interpretation of the African mask ethnocentric?
Thursday, February 11, 2010 at 3:15pm by Joe

Technology
A watchmaker would work with _____ measurements. a. standard b. precision c. indirect d. Swiss I'm a little confused on this question. I dont think it's A or D. I'm stuck between B and C, but I think it's C-indirect. Is there any tutor that is good in technology? Please help ...
Monday, December 21, 2009 at 5:11pm by y912f

physics
a) Assuming the masses get stuck, they travel at the same velocity stuck together. Momentum is conserved. You and solve for that velocity MaVa+MbVb=(Ma+Mb)V solve for V. Now you can answer the energy part. b) Now, elastic, the math is harder, the masses are not stuck together...
Tuesday, July 19, 2011 at 5:45pm by bobpursley

Physics-Please check
So I say: 40 m = 1/2 (9.8) * t^2 40/4.9 = 8.16(t^2) sqrt of 8.16 = 2.86 = time 15 * 2.86 = 42.9 for how far from the base of the cliff the car stuck the ground Is this correct? Thank you for helping- I'm homeschooled and trying to learn Physics on my own
Sunday, January 2, 2011 at 4:28pm by JessieLynne

Chemistry
Please help me with this chemistry question? I am working on a lab report and I am stuck on this question: Use the concept of stoichiometry to explain why balanaced equations are necessary when performing calculations in chemistry. Propose a situation where precise amounts of ...
Tuesday, September 8, 2009 at 1:19pm by Jessie

Math SOmeone please please help
Find the derivative of the function. g(u) = (5+u^2)^5(3-9u^2)^8 Could someone please explain the steps that would lead me to the answer? I'm completely stuck.
Monday, February 21, 2011 at 11:15pm by Anonymous

Math (please please please help!)
Solve for x: 2 to x+1=x+2 to 3 or 2 to x+3= x+2 to x+5 (the proportions end up being the same in the end) I keep getting to the part after you FOIL, and then I get stuck
Tuesday, April 5, 2011 at 9:58pm by Rosie

Science Help PLEASE!! FAST
Please help with number 1 cause im really stuck! :/
Tuesday, April 8, 2014 at 2:14pm by amy

Physics Please recheck-Help-I'm Stuck
I totally forgot about that formula-so then the magnitude would be decreased by a factor of 1/2 raised to the second power- would it be 1/4 or .25
Tuesday, April 5, 2011 at 10:24am by Ellie

Physics urgent help have a test!!!
ok so i solved for 1a) first i used the ep=mgh formula to get 68J then i plugged that in the Ek=1/2 mv^2 formula and got 4.8 m/s but i'm stuck on b) and c) can u please help
Saturday, April 9, 2011 at 9:01pm by deepti

Stuck
Stuck
Sunday, February 28, 2010 at 8:35pm by Sorry Still Stuck

Algebra
Please help-What is the equation of the ellipse with foci (0,6), (0,-6) and co-vertices (2,0),(-2,0) Please explain the steps because I have 5 to do for homework-Thank you-I'm really stuck on this
Thursday, May 12, 2011 at 11:51pm by Jodi

PLEASE REPLY
sorry, now can you please help me or not, I finished 27 out of 29 questions, this is the problem I am stuck on and don't understand
Friday, May 17, 2013 at 8:01pm by AMK

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-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

AlgebraII-Please recheckReiny or anyone available to help could you please check-I'm stuck
So some possible answers would be: (13,6) (22,9) etc: is that correct then?
Monday, February 14, 2011 at 3:06pm by JuliaAnne

Pre-Calculus/Trig Check please and help
Could someone please check the first one and help me with the second one. I'm stuck-Thank you 1.What are theroots of the following polynomial equation? (x+2i)(x-5)(x-2i)(x+8) = 0 I think the roots are -2i,5,2i,-8-you take out the roots as opposites of what are in the equaion ...
Monday, September 5, 2011 at 8:52am by Tabitha

physics- please help me!
Folks are stuck to the Earth by gravity. Gravity would remain the same, wouldn't it? Tangential speed at any latitude is given by... v=w*radiusearth*CosineLatitude where w is 2PI/24 rad/hr
Tuesday, December 9, 2008 at 5:54pm by bobpursley

physics
Dynamics question please help i am stuck...! A model helicopter of mass 5.0 kg rises with constant acceleration from rest to a height of 60 m in 10 seconds. Find the thrust exerted by the rotor blades during the ascent
Sunday, June 13, 2010 at 9:29am by Jinx007

English
I am stuck on this one can't think of anything Simile: My teacher's explanation is as clear as mud. Metaphor:???Still thinking...do you guys any idea?? please....
Thursday, April 26, 2012 at 10:01am by please help me!!

algebra check please
help i am stuck : -8 - 5y = 12 - 9y i got: -8-12 -5y = 12-12 - 9y -20 - 5y = 9y -20 +20 - 5y - 9y im so stuck idont understand this one can you please help me
Monday, October 1, 2012 at 10:48pm by marko

Grade 12 Physics
CAN SOMEONE PLEASE HELP ME WITH MY QUESTION I AM REALLY STUCK!!!!! SOMEONE ANYONE!! I need some help, my brain hurts already just over analyzing this question! [_] [_]Thanks! [_]
Wednesday, September 12, 2007 at 4:58pm by Haley

11th grade physics
my physics teacher asked the class to find a cool physics topic and write a summary and a reflection on it 1page.... any ideas im really stuck
Sunday, October 5, 2008 at 6:59pm by JESSICA!!!!!!!!!!!!!!!!!

PHYSICS(HELP)
Listen... guys, I can help with all the problems barring the airliner, pendulum and mass-spring.... please let me know if you guys need any of the other answers and if you have solutions to the problems I'm stuck on?
Friday, November 1, 2013 at 8:56am by mouse

physics (Newton's Laws)
Please help, A cat is stuck in a tree. You are designated with the job to get it out, yet you do not want to climb the tree, because you may get stuck as well. Instead you set up a pulley system. A rope (consider it massless) runs from the seat you sit on over an ideal pulley...
Sunday, March 17, 2013 at 9:27pm by Kathy

Life Orientation
Hi I am a matric learner and I am having trouble with an lo portfolio assignment. it is about environmental issues and im stuck. I need to identify and describe 3 environmental health hazards that cause ill health, accidents, crisis and disasters within my community or any ...
Wednesday, May 1, 2013 at 2:14pm by Ashley

AlgebraII-Reiny could you please check-I'm stuck
Sikve the following by using substitution method x=3y -5 6x-18y = -30 I got this far and I'm stuck 6(3y-5) - 18y = -30 18y - 30 - 18y = -30 -30 = -30 So this doesn't make sense anymore
Monday, February 14, 2011 at 3:06pm by JuliaAnne

Algebra II-Please check
Please help-What is the equation of the ellipse with foci (0,6), (0,-6) and co-vertices (2,0),(-2,0) Please explain the steps because I have 5 to do for homework-Thank you-I'm really stuck on this I thought the answer would be x^2/4 + y^2/40 = 1 but that can't be because the ...
Friday, May 13, 2011 at 1:25am by Jodi

Algebra II Please check-
Please help-What is the equation of the ellipse with foci (0,6), (0,-6) and co-vertices (2,0),(-2,0) Please explain the steps because I have 5 to do for homework-Thank you-I'm really stuck on this I thought the answer would be x^2/4 + y^2/40 = 1 but that can't be because the ...
Friday, May 13, 2011 at 7:50am by Jodi

english
Stuck!!!!!!!! sorry, you are still "stuck". I don't know where you are spelling at, so I can't spell it for you. <G>
Wednesday, December 5, 2007 at 12:02pm by GuruBlue

Algebra
I am trying to find the equation to m= 8(3,2)This is what I did and then I get stuck, sorry m=8(3,2) y=2(8)(x-3) y=2x-? this is where I get stuck -24 or -5
Monday, September 6, 2010 at 10:17pm by Ziggy

Quantum Physics
Has anyone done Block 7-8 for TMA 6 for s103 - discovering Science, as i am struggling big time, any help would be much appreciated yes i am like you really phased by this how much of the tma have you managed to do Me, too what r u stuck on? I have been doing really well but ...
Tuesday, February 27, 2007 at 4:04pm by Adam

Math
PLEASE!
Wednesday, January 12, 2011 at 5:19pm by Stuck

Physics, help please!
A hypothetical spherical planet consists entirely of iron (p=7860 kg/m^3). Calclate the period of a satellite that orbits just above its surface. I started out with the pressure formula P=M/V, but i kept subbing in other formulas, but i get stuck..can someone help me? thanks.
Tuesday, March 2, 2010 at 8:23pm by ALan

PHYSICS!!!!! HELP!
The velocity of a diver just before hitting the water is -8.6 m/s, where the minus sign indicates that her motion is directly downward. What is her displacement during the last 0.86 s of the dive? im so stuck. i tried this problem several times, and my answers werent correct. ...
Tuesday, September 28, 2010 at 11:07pm by mikey

the big idea of energy
nowhere has any info about it. im stuck STUCK SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSTUCK!
Tuesday, December 5, 2006 at 2:18pm by Guess who

algebra
(2-x)/(2x+6)+ x/(x^2-9) Can some one please help solve this one because I stuck? I don't know how to sole this, so please somebody help!!
Saturday, September 11, 2010 at 1:38am by jessica

Earth Science
Why is the Colorado river in central nevada not part of a larger river system? Please help!! i am stuck in this quetion. Please help!!!!!!
Monday, February 9, 2009 at 9:48pm by amanda

PHL/323
WHAT ARE SOME BLURBS FOR SCOTTS PAPER COMPANY? PLEASE PLEASE HELP IM ALMOST DONE AND THIS IS CONFUSING ME
Monday, December 6, 2010 at 10:13pm by HELP IM STUCK!!! ITS DUE TONIGHT

Calculus
How did you get this? Please help I am stuck.
Friday, December 16, 2011 at 7:43pm by JWAL

science.please help!
it does not. that's why i am stuck
Sunday, October 20, 2013 at 2:14pm by Anonymous

Chemistry
Please please help me on this equation I'm stuck and your steps are confusing. Calculate the concentrations of each ion remaining in solution after precipitation is complete. (Enter a 0 if none of the ion remains.) Cl ‾ Ca2+ I have Ag+=0 and NO3^-3= 0.13 but I can't seem...
Friday, June 21, 2013 at 9:07pm by Ashley

Can anyone please help me this biology please !!!
I am really stuck in this biology it super hard how do yeast cells benefit from fermentation ?I wil be happy if anyone would help me out thanks.
Thursday, December 13, 2012 at 8:34pm by Justin

prealgebra
IM stuck on a question. PLease help. A teacher is giving candy to his periods. First period gets 1/3 and 2nd period gets 1/4 and 3rd period gets 1/3 and finally 4th period gets 22 pieces. How many pieces did each period get? Im stuck!!
Wednesday, August 31, 2011 at 6:06pm by randy

math
i am having a minor difficulty i've been stuck for over an hour and don't know what to do i dont know is this right ? = "+" or "-" # = number y=x (x+1)squared + (y+1)squared = 6 i substitute y (x+1)squared + (x+1)squared = 6 x squared + 2x + 1 + x squared + 2x + 1 = 6 2x ...
Tuesday, February 23, 2010 at 9:07pm by larry

Physics
Heyy is anybdy good at physics I am stuck on this question ... ... A camper van with a mass of 2500 kg has a maximum driving force of 2650 N. The camper van drives along a straight road at a constant speed of 90 kilomatres per hour. At this speed, air resistance is 2000 N and ...
Friday, September 9, 2011 at 11:53am by Robyn

Math
I'm stuck! Please help me with this problem. Thank you.
Monday, September 17, 2007 at 7:24pm by Plshelp

algebraII
3b-2/b+1=4-b+2/b-1 please help me I'm stuck
Monday, April 28, 2008 at 4:45pm by brit

chemistry
stuck at step 5! help please!
Monday, February 15, 2010 at 6:28pm by bill

Precalculus
please still stuck h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 7 2 3 2 6 8 8 0
Monday, April 26, 2010 at 9:00pm by Kate

Spanish-Help Please
Thank you for doing that-I'm stuck on these questions
Wednesday, March 21, 2012 at 3:27pm by Ellen

Biochemistry
B please im stuck
Sunday, March 31, 2013 at 1:24am by kdk

Help Please - Science
I'm stuck on this thing in science. It's a lab report so its kinda hard to explain. We did a topographic map experiment. We had a big rock, and put it in a plastic bin. We then marked centimeters on the bin and filled water to the first centimeter. We drew the water line on an...
Tuesday, November 13, 2007 at 4:37pm by Alex

Physics please help
During an action potential, Na^+ ions move into the cell at a rate of about 3x10^-7 mol/m^2*s. How much power must be produced by the "active Na^+ pumping" system to produce this flow against a +30-mV potential difference? Assume that the axon is 40cm long and 30um in diameter...
Sunday, February 10, 2013 at 1:37am by John

MATH
Hi, I really need help with these questions. I did some of them halfway, but then I got stuck. Would you please help me? Thank you so much. Prove the identity.... 1. sec x + tan x(1-sin x/cos x)=1 1/cos x + sin x/cos x(cos^2 x/cos x)=1 1+sin x/cos x(cos^2x/cos x)=1 I got stuck...
Thursday, January 2, 2014 at 2:55pm by LIZZIE010

Math, please please help
The base length of each square-based prism in the pedestal design is 3cm less than that of the layer immediately below. a) Write an algebraic expression for the total of the top surface areas of the three prisms used to make the pedestal. x x x 2x+5 2x+5 Please help, i am so ...
Tuesday, March 25, 2008 at 7:34pm by Amanda

physics- please respond
A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is not to get stuck at the...
Thursday, May 24, 2012 at 10:18pm by julie

physics- please respond
A 16kg sled starts up a 28 degree incline with a speed of 2.4m/s . The coefficient of kinetic friction is = 0.27. part a)How far up the incline does the sled travel? part b)What condition must you put on the coefficient of static friction if the sled is not to get stuck at the...
Friday, May 25, 2012 at 1:59am by julie

english
how do you spell at????????? please get back to me ASAP !!!!
Wednesday, December 5, 2007 at 12:02pm by stuck!!!!!!!!!

Calculus
Differentiate x5^sqrt(x). Help please!
Monday, March 22, 2010 at 10:09pm by Stuck

Calculus
Stuck on this problem. Please help! 1+u^4/u du
Sunday, December 11, 2011 at 10:17pm by Stacy

Algebra Divide
x^8+x^5/x Please help im stuck
Thursday, June 7, 2012 at 1:17pm by Adriana

Physics
Thank you!
Monday, July 19, 2010 at 5:03pm by Stuck

grade 10 math
im stuck in this question,i tried everything but i failed... can u please help me. find two numbers whose sum is 32 and whose product is a maximum. please help me!!!
Tuesday, November 24, 2009 at 7:31pm by Sameul

Quantum Physics
come on please please please please please please please please please tell the right answer
Saturday, October 12, 2013 at 10:36pm by ss01

Algebra II
Please help-I'm totally lost- What is the equation of the ellipse with foci(-10,0), (10,0) and co-vertices (0,-3),(0,3) x^2/109 + y^2/9 = 1 X62/100 + y^2/9 = 1 Please show me the steps because I have others to do and I'm really stuck
Monday, March 28, 2011 at 11:54am by Shiela

physics please help me
There may be a trick on the wording on part be. It is not universally accepted in wording, but some teachers who dont know better use "completely inelastic collision" to mean the balls are stuck togther, and have the same velocity. If you make that assumption, you can get a ...
Sunday, November 7, 2010 at 5:56pm by bobpursley

Physics (vectors)
I am stuck with this question.Please help. I have a triangle that is not a right triangle with sides A, B, and C.(no values).The arrow's heads of A and B are joined and the arrow's head of C is in the tail of B. If the resultant is A,what is the vector equation, and what is ...
Friday, February 15, 2013 at 8:25pm by Kathy

math 2nd question please help
Where are you getting stuck?
Thursday, November 29, 2007 at 9:06pm by Michael

Technology
What is carbon "footprint", please describe it. I am stuck.
Tuesday, June 3, 2008 at 2:31am by Sarah

Chemestry
where you got the 7.7 from? and how you calculate the molality for it. I am stuck please help
Sunday, October 26, 2008 at 5:38pm by Joshua

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