I'm experimenting some ideas and needed a verification of my formula.
There is a torque arm of 15" with a force of 6000 lbs perpendicular to the axis of rotation. So that calculates to 7500 f...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
1) A baseball is thrown straight up. The drag force is proportional to v^2. In terms of g, what is the y-component of the balls acc., wh...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
Eldar is standing at the bottom of a steep hill. Rahwa is at the top of the hill which is 2.00m away horizontally and 6.00m higher than where Eldar is standing. Eldar wants to toss an apple up to Ra...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
Hi I am well versed in proposal writing, research paper and articles writing for publication in medical journal. I have experience in proposal processing for award of research grant. I can write resea...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
I trust the PF community to give expert advice, so here's my current ordeal. I'm a soph in college dual-majoring in math and physics (no disadvantages there ill bet) and with a single minor in astrono...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
In the homework help forum, when you start a new post, it puts the template up, with the three points (question, equations, and attempt).
When you try to preview your post, and the screen comes bac...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
The kicker on a football team can give the ball an initial speed of 26.2 m/s. If he is to score a field goal from a point 42.2 m in front of goalposts whose horizontal bar is 3.75 m above the ground, ...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
At a macroscopic level it appears that when two objects collide, they physically interact and the atoms touch. However the charges of the electrons actually repel one another and they don't physically...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1) How do one describe particles with chirality? Dirac and Weyl equation?
2) Are particles of different chirality interacts?
3) Does electron have chirality?...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
I even draw this picture. Please help!
PICTURE CLICK HERE [http://img504.imageshack.us/img504/5137/myillustrationql5.jpg]>
1. The problem statement, all variables and given/known data
Determine ...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
I just stumbled upon this and I was wondering of it's validity.I would have thought if this was true it would have been out in the mainstream even more. It's from 2004 but i would think still relevant...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
Hello,
I'm at this forum for some time, but that's my first post. Forum is so huge that I can't cope with reading even small part of it :)
My question is connected with interference in quantum mecha...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
This is a test.
2. Relevant equations
None.
3. The attempt at a solution
That's what this is.
1. The problem statement, all...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
Question:
A ray of light enters a light fiber at an angle of 15degree with the long axis of the fiber. Calculate the distance the light ray travels between succesive reflections off the sides of th...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
If the ultrasound pulses are 3.5 microseconds (is LaTeX Source CodeThe following code was used to generate this LaTeX image:[tex]\\mu[/t...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
Derive (v_f)^2 = (v_i)^2 +2ad
2. Relevant equations
(v_f)^2 = (v_i)^2 + 2ad
(v_f) = (v_i) + at
d = (v_i)t + \frac{1}{2}at^2
...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
I have an exam and therefore quick help is requested.
I need a simple way to find out the resistance of an unbalanced wheatstone brid...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
Two cars, A and B, are traveling in the same direction, although car A is 186m behind car B. The speed of A is 24.4m/s, and the speed of B...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
In the first stage of a two stage rocket, the rocket is fired fro, the launch pad starting from rest but with a constant acceleration of 3...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
untitled.JPG [http://www.physicsforums.com/attachment.php?attachmentid=10864&d=1189552591]>
1. Show that the area of the triangle contained between vector a and vector b and the red line is 1/2...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
Vector A has a magnitude of 8.00 units and makes an angle of 45.0° with the positive x axis. Vector B also has a magnitude of 8.00 units...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
A jet airliner moving initially at 300 mph due east enters a region where the wind is blowing at 100 miph in a direction 30° north of...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1. The problem statement, all variables and given/known data
A rod of length L_0 moves with a speed v along the horizontal direction. The rod makes an angle of LaTeX Source CodeThe following code w...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
1) To test the quality of a tennis ball you drop it onto the floor from a hieght of 4 m. it rebounds to a hieght of 2 m. if the ball is in contact with the floor for 12 ms, what is the magnitude of i...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
Sorry if this is in the wrong forum but I do not know which section this would go into.
My problem is Im having troubles understanding some of these questions that my teacher had given me.
-How ...
[Tags: No tags defined yet] - Be the first to Tag this threadAdd TagsCancel
*Note: Tags must be comma (,) seperated. For example: boardtracker, forum search, search engine
Browse sub-categories 
