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April 21, 2014

Search: Math/Physics2

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Math/Physics2
do the damn problem noob
Wednesday, September 23, 2009 at 3:38pm by dfasdffas

Physics2
ok thank you drwls!
Friday, December 9, 2011 at 9:59am by Tom

physics2
kjg
Saturday, January 29, 2011 at 12:06pm by kill

Physics2
it is down from horizontal drwls, Thank you for your time
Friday, December 9, 2011 at 9:59am by Jim

Physics2
the angle is at the top left corner of the first block
Friday, December 9, 2011 at 9:59am by Jim

Physics2
It should not matter where it was applied, as long as it was on the first block, in the downward direction you said.
Friday, December 9, 2011 at 9:59am by drwls

Physics2
You need to specify if the 30 degree angle is up or down from horizontal. That will affect the friction force.
Friday, December 9, 2011 at 9:59am by drwls

physics2
6)Adam is running at an average velocity of 6 Km/h. How many meters would Omar run after 15 minutes?
Tuesday, December 14, 2010 at 4:18pm by faisal

physics2
Somewhere on the y axis between the two charges there E fields due to each particle are equal and opposite. Use Coulomb's law to fnd that location. q/y^2 = 2q/(6.52 - y)^2 Solve for y
Saturday, January 29, 2011 at 12:08pm by drwls

physics2
A 873 kg (1930 lb) dragster completed the 402.0 m (0.2498 mile) run in 4.950 s. If the car has constant acceleration, what would be its acceleration and final velocity?
Sunday, December 11, 2011 at 9:05pm by Hannah

physics2
A charge of +q is placed at y = 0 m. Another charge of +2q (twice the other charge) is placed at y = +6.52 meters. Where on the y axis is the total electric field zero?
Saturday, January 29, 2011 at 12:08pm by kelly

Math/Physics2
The block has mass m=8.5 kg and lies on a fixed smooth frictionless plane tilted at an angle theta=20.0 degrees to the horizontal. Determine the acceleration of the block as it slides down the plane. If the block starts from rest 15.0 m up the plane from its base, what will be...
Wednesday, September 23, 2009 at 3:38pm by Era

physics2
convert Km/h to Km/min (again, 1h=60 min) again, distance=(velocity)*(time) it will help you if you look at the units!
Tuesday, December 14, 2010 at 4:18pm by TutorCat

physics2
12) The light velocity in certain liquid is 240000 km / s. Beam falls from air on surface of this liquid under angle 30 . Find refraction angle of the beam.
Sunday, December 4, 2011 at 5:47am by Anonymous

Physics2
A particle of mass 47 g and charge 54 C is released from rest when it is 13 cm from a second particle of charge −15 C. Determine the magnitude of the initial acceleration of the 47 g particle. Answer in units of m/s2
Sunday, February 12, 2012 at 8:11pm by jc

physics2
Use the total flux and Gauss' law to get the total charge inside the enclosing surface. From the value of one charge, and the sum from the first step, get the other charge. From the force and the values of the two charges, get the separation R using Coulomb's law.
Saturday, January 29, 2011 at 12:09pm by drwls

physics2
A uniform electric field of 2.1 x 106 N/C is directed in the positive x direction. A charge of -4.3 micro-Coulombs with a mass of 7.5 kg is initially moving at 18 m/s in the positive x direction before it enters the field. How many seconds does it take before the charge stops?
Saturday, January 29, 2011 at 12:05pm by kelly

Physics2
2 blocks are in contact on a horizontal table. A force is applied on the first block at a 30* angle. The blocks move to the right side. If m1 = 2kg and m2 = 1kg and F = 6 N kinetic friction at the middle of the 2 blocks and the table = 0.250 Find the "contact force" between ...
Friday, December 9, 2011 at 9:59am by Jim

physics2
A Gaussian surface encloses two charges. The total electric flux through the Gaussian surface is 8.3 x 106 N m2/C. If one of the charges is -14.9 micro-Coulombs and the magnitude of the electric force between them is 2.76 Newtons, what is the distance between the charges in ...
Saturday, January 29, 2011 at 12:09pm by kelly

physics2
Since the light velocity in the liquid is 240,000 km/s, the refractive index is N = c/v = 300,000/240,000 = 1.25. The angle in incidence is Ai = 30 degrees. The angle of refraction (Ar) is given by Snell's Law: N*sinAr = sinAi = 0.50 sinAr = 0.40 Sr = 23.6 degrees
Sunday, December 4, 2011 at 5:47am by drwls

physics2
A charge of -6.5 micro-Coulombs is placed at the origin of a coordinate system. Another charge of -7.6 micro-Coulombs is placed at x = +0.29 m, y = +0.17 m. A third charge of +14 micro-Coulombs is placed at x = -0.29 m, y = 0 m. What is the magnitude of the total electric ...
Saturday, January 29, 2011 at 12:06pm by kelly

Physics2
"The heat engine uses 1.00x10^-2 mol of a diatomic gas as the working substance. Determine the temperatures at the 3 points." From 1-2, it's an adiabatic process and the constants are (P)(V^(7/5)) or (T)(V^(2/5)). From 2-3, it's an isobaric process with V/T as the constant. ...
Thursday, February 21, 2013 at 2:09am by Summer

physics2
A drag racer crosses the finish line of a 304.8 m track with a final speed of 121 m/s. (a) Assuming constant acceleration during the race, find the racer's time and the minimum coefficient of static friction between the tires and the road. time 1 s minimum coefficient of ...
Thursday, February 16, 2012 at 3:51pm by Anonymous

Physics2
Forward applied force = F cos 30 = 5.196 N Friction force on m1 = (m1*g+Fsin30)*0.25 = 5.65 N Friction force on m2 = (m2*g*0.25) = 2.45 N Acceleration of m1 and m2: a = (5.65+2.45)/(m1 + m2) = 2.7 m/s^2 The force between the blocks, F', minus friction on m2, is what ...
Friday, December 9, 2011 at 9:59am by drwls

physics2
Charges are placed on an equilateral triangle (all angles are equal and equal to 60 degrees). The length of each side of the triangle is 5.7 meters. A charge of +7.1 micro-Coulombs is placed at the bottom corner of the triangle and another charge of +7.1 micro-Coulombs is ...
Saturday, January 29, 2011 at 12:08pm by kelly

math
Math stinks depending on how you feel about it. Last year, I became Math Wiz because I love Math. Your feeling about Math can change the way you think about Math if you think of it more. And also, thinking of it helps you be better at Math. Math may start easy but soon gets ...
Monday, October 9, 2006 at 10:23pm by Visitor

Math
WHAT ABOUT NUMBA ONE? IM GONNA FAINT RIGHT NOW SO I DONT HAVE TO GO TO SCHOOL TOMORROW I HATE MATH I HATE MATH I HATE MATH I HATE MATH I HATE MATH!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Tuesday, November 20, 2007 at 6:20pm by Veronica

Math...For All Math Tutors
I would like to know how many of the people answering math questions here are current math teachers, were math teachers at one time, are current tutors working for a tutoring company or simply love math. What's your story? I would love to hear from all math tutors. Thanks, ...
Friday, February 15, 2008 at 10:29am by Guido

math
all i can say is math stinx dont mess with math. without math, a lot of things wouldn't exist right now...
Monday, October 9, 2006 at 10:23pm by Anonymous

math
I just do not understand how to figure this out. Find the number of subsets of the given set. {math, English, history, science, art} Would I do something like this: 1. {} 2. Math 3. English 4. history 5. science 6. art 7. Math and English 8. math and history 9. math and ...
Wednesday, April 14, 2010 at 8:10pm by Bart

math
Directions are as follows: Use a tissue box to display Top - The math concept or idea the box provides information about Bottom - Students name and rsources used in research of the math concept Side 1 - A brief description, including facts about the math concept Side 2 - A ...
Sunday, February 12, 2012 at 1:54pm by Buddy

English Grammar
A: What time is your math/Math class? B: At eleven forty-five. Do we have to use 'math' or 'Math'? And is it a common noun or a proper noun?
Friday, April 18, 2008 at 10:52am by John

math math math math
a. what is the general term of the following series? 60/121-30/11+15-... +219 615/16 b. how many terms does the series have?
Monday, January 10, 2011 at 5:04pm by Anonymous

3rd grade Math
Actual question on homework."EXPLAIN HOW YOU CAN BREAK APART ARRAYS WHEN YOU MULTIPLY BY 3." (there is no array on the paper to use) I don't like this new math, what was wrong with the old math I learned, I am Accounting /Finance supervisor, but don't understand this math.
Thursday, January 21, 2010 at 11:18pm by Jennfer

math math math math
math art wrighting spelling
Monday, January 10, 2011 at 5:04pm by emma

What Makes A Good Math Teacher?
I think a good math teacher is someone who can explain math topics at the level of students. A good math teacher is someone who does not try to impress students with his or her math skills (college math professors are famous for boasting). In your opinion, what makes a good ...
Friday, February 22, 2008 at 4:29pm by Guido

Math...For All Math Tutors
You may not have actual teaching experience but you are a professional nonetheless. I was an excellent math student back in my pre-college and college years but never taught math in my own classroom except as a substitute teacher. Sub teaching is more like baby-sitting than ...
Friday, February 15, 2008 at 10:29am by Guido

English Grammar
You use "math" when you're making a general reference to the class, whether it's Algebra I or Geometry or whatever. You use "Math" when it's part of the formal name of the course. "When I was a senior in high school, my math course was called Math IV."
Friday, April 18, 2008 at 10:52am by Writeacher

math
That's right. I'm not a math teacher and my math skills don't go much beyond 7th grade. Please be patient. Math tutors may be on a little later this evening. I'll give you a hint, though. If you post what you know and think you know about your questions, you're more likely to ...
Sunday, March 20, 2011 at 4:48pm by Ms. Sue

Math
All of my life I have gotten a C average in math. I have been trying to set a goal to make above a C in math. I don't know why I have trouble with math. Can someone help me?
Thursday, August 18, 2011 at 12:51am by Aquion

English
Revise the folloing sentences to create parallel constructions. (Question) Some students hate math; some students dislike math, and math is liked by other students. (my answer) Some students hate math, some dislike math, and some like math. every way I have tried it just doesn...
Wednesday, June 30, 2010 at 7:01am by Rita

math
There are any types of math problems- unfortunately we cannot help you unless you give us something to work with, like a difficult math problem. I do not really get math either sometimes, Elizabeth, but as Ms. Sue said, if you post a couple of confusing problems, we'll try to ...
Wednesday, September 26, 2012 at 5:33pm by Delilah

Math
For this go on to the website discovery education. Then go under students and click math. And then where it says step by step math in green, click on trigonmetry and calculus. I forgot what area of math this is but choose from one of the items. And jot it in the box search ...
Tuesday, November 22, 2011 at 10:40pm by Fizzylicous

Math(thanks)
Thanks. I posted this question 4 times titled math, math repost, math repost, and this one. You must be thinking of the other question about writing the standard form of the equation of the circle but oh well.
Wednesday, April 22, 2009 at 10:07pm by Jon

Math
math is kinded of hard for me but I try my best in math and please solve my math problem and see if its right sinccer kim and 1 think can you spell sinccer please thank you very much anybody and sue
Tuesday, January 6, 2009 at 7:32pm by kim

math
Whether because of a poor elementary and middle school math curriculum or because of my own inaptitude, I barely passed third year high school math -- advanced algebra and solid geometry. I haven't taken any math since then(except a statistics for dummies in grad school). ...
Saturday, January 8, 2011 at 11:14pm by Ms. Sue

To Michael
Here's the question you posted in response to another student. "Ms.Sue do you mind if i ask were you a math teacher or are you just a genius at math and why do you do this help online do you get any benefit for doing this?" I taught a couple of sections of 7th grade math -- ...
Friday, November 4, 2011 at 10:06pm by Ms. Sue

Math
Is IB Math Studies the same as Pre-Calculus? I heard that IB Math Studies is for students who have a low background in math. Is that right?
Tuesday, August 20, 2013 at 2:02am by Anonymous

math 098
I made 3 f's on my tests in math 098, do you think i need to withdraw and take math 090 instead. this is my first semester and i really want to do my best please help. math 098 is algebra math 090 is basic for college. the score were equations--52,distance problems---55, ...
Friday, July 6, 2012 at 7:09am by %%%Rena%%%

math
Eighth grade math covers many different areas of math. Please clarify exactly what you need.
Monday, August 24, 2009 at 8:42pm by Ms. Sue

Statistics (Probability)
like I get the math I just can't translate the English into the math so that way I can do the math i guess
Monday, November 30, 2009 at 7:30pm by Joe (SORRY)

MATH
BTW, the Subject is not 3rd grade but Math, if you wish a Math teacher to read your post. Sra
Tuesday, January 19, 2010 at 2:43pm by SraJMcGin

math
forgot my math book at school, i need the questions saxon math grage 6 lesson 14
Monday, September 13, 2010 at 7:12pm by kolbi

math
Ms Sue when you said 25 in the overlapping section of math and english did mean math and history/
Monday, August 6, 2012 at 6:53pm by kyle

math - needs help
The School Subject is NOT 10th grade. Is it math? If so, state that for a math teacher to help you. Sra
Thursday, May 27, 2010 at 8:50am by SraJMcGin

Math
A math book is .78 centimeters thick. What is the width of 21 math books on a shelf?
Thursday, October 14, 2010 at 8:29pm by TJ

Geometry
i dont like MATH! MATH MATH MATH!
Tuesday, January 8, 2008 at 8:50pm by makaiya

math math math math
- 15 x + 2x + 13 = 0
Monday, January 10, 2011 at 5:04pm by Anonymous

math
What strategies can you use to help students cope with math anxiety? How can you make math class interesting and fun as well as relevant?
Tuesday, October 21, 2008 at 12:33pm by sally

math (to Chopsticks)
really that's cool. Yeah... math's one of my weakest subjects, that's why i come here for help. Do you like math
Tuesday, February 17, 2009 at 9:55pm by Linell

Math assistance please
Rather than your grade, if you post the school subject (I'm guessing Math), you will get Math help, which I can not offer. Sra
Tuesday, April 6, 2010 at 7:07pm by SraJMcGin

math math math
Anonymous get a life you dont have to be in the computer all day long -your friend John
Monday, February 6, 2012 at 7:48pm by el chave del ocho

math
Sorry, I'm not the best at math whatsoever, I've already posted like 5 math questions.
Tuesday, November 20, 2007 at 3:57pm by Ariana

Math
My friend if you don't care about your own math work, then no one else will, too. Math rules!
Thursday, February 14, 2008 at 12:33am by Guido

math math math .
The coefficient of the first term in the polynomial 2x^2y+3xy-1 is _?_
Friday, October 24, 2008 at 2:02pm by margiee (: !

math
I need help with this too. This stuff IS NOT taught as elementary math in my state..it is HIGH SCHOOL math.
Monday, March 29, 2010 at 4:05pm by I need help with this too

MATH
Hehehe!! My math skills stop at elementary math. I have no idea how to help you with this problem!
Sunday, December 4, 2011 at 10:36pm by Ms. Sue

Math
I've already helped you with the ones I know. I'm not a math teacher, and my math skills and knowledge don't go much beyond 7th grade.
Thursday, July 28, 2011 at 1:06pm by Ms. Sue

math
Hi my son has a very hard time with math.I'm his mom and I'm not good at math.so I'm hoping that I can get help here cause I can't afford a tutor.please help him
Thursday, August 29, 2013 at 11:06pm by azionte

MATH/CAREER
Take which ever one you want. You'll be taking more math in college. Besides we don't know what's included in Math 251 and 252.
Monday, September 2, 2013 at 9:28pm by Ms. Sue

math
for every 20 math books a school buys, they they get 7 aditional books for free. The school needs 297 math books. What is the total number of math books the school must buy in order to receive 297 math books in all?
Wednesday, February 8, 2012 at 6:16pm by ali

math
LOL! I was a journalism major -- and don't remember much math either. Perhaps a math tutor will add to my answer. Stay tuned . . .
Monday, October 13, 2008 at 9:06pm by Ms. Sue

Monthly payment-Math
I cannot -- really! You don't want me helping you with math!! But if you put the word MATH at the beginning of the subject line, you'll get the attention of a tutor or two who can. =)
Friday, October 14, 2011 at 7:18pm by Writeacher

math
N(Math OR English) = N(Math) + N(English) - n(Math AND English) = 13 + 33 - 6 = 40 So 40 took either Math or English, then 6 took neither of these subjects You can also do this with Venn diagrams
Friday, May 21, 2010 at 4:29pm by Reiny

math
Will you help me with my math homework? what level of math? Please repost with the specific problems, so we can help. Thanks for asking.
Wednesday, February 21, 2007 at 10:17pm by morgan

math
ms sue can i do some math wokesheet please i relly want to do math
Tuesday, March 23, 2010 at 10:40pm by sherry

Math
If you want a math tutor to help you, please type math in the school subject line.
Thursday, January 6, 2011 at 5:27pm by Ms. Sue

math 3rd grade
what is an arrary ? look for the answer in the back of your math book...there may be a glossary An array is a table of numbers. can you help me with my math homework on internet
Tuesday, May 1, 2007 at 4:09pm by angel

Math...For All Math Tutors
Welcome Guido Reiny: taught math at high school in Ontario for 35 years, retired now Do this for fun
Friday, February 15, 2008 at 10:29am by Reiny

math
There are many 5th-grade math books. I suggest you urge your son to bring home his math book tomorrow, do the problems, and turn his assignment in late.
Wednesday, September 19, 2007 at 9:28pm by Ms. Sue

math (Ms. Sue)
I'm sorry -- but I have very limited knowledge of math -- and don't understand value bars. Hang in there -- and perhaps a math teacher will be able to help you.
Monday, September 15, 2008 at 9:56pm by Ms. Sue

maTH
No. I'm sorry, but my math skills stop at 6th or 7th grade. Please be patient, and a math tutor may be able to help you within the next few hours.
Thursday, April 30, 2009 at 9:16pm by Ms. Sue

statistics
At a certain college, 15% of the students receieved an A in their required math cousre, 10% receieved an A in their required chemistry course, and 5% receieved an A in both. A student is selected at random. a.) What is the probability that he received an A in either chemistry ...
Sunday, October 4, 2009 at 6:06pm by Sharon

Math
Mental math is doing simple math problems in your head. For instance, to estimate 49 + 53, you need to round to 50 + 50, which equals about 100. You can use mental math to estimate the product of two numbers -- 19 times 21. Round to 20 * 20 = about 400. Another form of mental ...
Tuesday, September 9, 2008 at 4:00pm by Ms. Sue

2nd grade math
Mental Math is math that you do inside your head.
Monday, August 27, 2007 at 7:12pm by ~Lils~

math math math!
hehehehe just kidding jazz is fine:)
Saturday, November 1, 2008 at 9:47pm by jazz

math
I really don't know i need help too because my math math assessmnet test is tomorrow.
Sunday, February 17, 2008 at 5:03pm by Dude

math
Not at all. Your help in math is appreciated not only by students, but by math teachers too!
Tuesday, December 22, 2009 at 9:26pm by MathMate

math.math.math
how would you simplify (ab)to the 5th power ?
Sunday, February 21, 2010 at 5:24pm by Joliann

math
He assigns math homework questions that have nothing to do with math.
Wednesday, March 17, 2010 at 11:26pm by drwls

Math
I don't have any math problems. They are all just math riddles.
Wednesday, August 1, 2012 at 4:46pm by Anonymous

Math
Sounds as if Chopsticks needs to leave the math helping to the math tutors who don't forget these things ... so that other students don't go away with the wrong process and/or answers.
Sunday, February 22, 2009 at 10:03pm by Writeacher

math -trig
This is why I answer math questions on this site. Helping with math homework is "recreation" for me, and every once in a while you come across a little gem like this.
Tuesday, June 9, 2009 at 8:19pm by Reiny

math
I Need Help On My Math Evaluates: Okay So I Have This Quiz Im Taking And Its Telling Me " Evaluate 3-1/3 to the power of 4" I Am A Little Rusty On My Math So Can Someone Please Help! :) Thanks.. Adrienne Deleon
Tuesday, March 22, 2011 at 12:44pm by Adrienne

Math
here is the question: Freida must take a 4-hour exam containing 200 questions, 50 of which are math. Twice as much time should be allowed for each math ques as for each other type of question. What is the total # of minutes she should allow for the math question?
Thursday, November 12, 2009 at 4:13pm by Sophia

Self-Taught Mathematicians
Those of us who love math certainly know two basic facts about Mr. Gottfried Wilhelm Leibniz: (1) He and Newton (our calculus guy) did not get along AND (2) Mr. Leibniz was a self-taught mathematician My question is for all tutors here who love math. What is your view of ...
Friday, February 22, 2008 at 4:26pm by Guido

math (not)
The clue to this riddle can be found by computing the math questions at (Broken Link Removed) The answer starts out with "Two's company..." Do the math exercises by yourself to get the rest
Thursday, February 19, 2009 at 12:02am by drwls

Adv. Math
Kenya -- we have students posting upper level high school and college math. After this I suggest you use 8th grade math as your subject.
Thursday, February 19, 2009 at 9:24pm by Ms. Sue

Comm/215
Q: Some students hate math, some students dislike math, and math is liked by other students. Parallel Construction A: Some students hate math, some dislike math, and some like math. Is this correct?
Thursday, June 17, 2010 at 7:29pm by David

Math
Yolanda completed 14/25 of her math problems before her break and 1/5 of her math problems after her break. What fraction of her math problems did she complete?
Thursday, November 8, 2012 at 10:32pm by Bell

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