Threads Tagged with stopping Thread / Thread Starter Last Post Replies Views 1. The problem statement, all variables and given/known data A person driving a car suddenly sees a wall .At that... Jan17-14 01:30 PM lightgrav 1 150 Introductory Physics Homework Liquid Helium is a very small and electrically neutral element under high pressure; it will slowly slip through the... Dec12-13 01:53 PM mastermenthe 3 689 General Engineering So, I'm trying to understand how to derive 1/e (~37%) If you are unfamiliar with the secretary problem watch this... Nov4-13 01:36 AM Tclack 2 633 Set Theory, Logic, Probability, Statistics 1. The problem statement, all variables and given/known data max Kinetic_energy= e*Vs=hf-work_function Vs is... Sep16-13 02:29 AM mfb 1 326 Introductory Physics Homework Hello have a question and am interested to find a simple equation to include mass as a variable regarding stopping... Apr27-13 06:30 AM BobG 20 1,385 Classical Physics Hi guys, if an electron emitted by the photoelectric effect has E=hf-phi=KE of the electron=eV where V is the stopping... Mar31-13 05:21 AM ehild 1 320 Introductory Physics Homework Hi, I am curious, would stopping a car more quickly, or more abruptly, allow its break pads to last even a little... Mar28-13 06:38 PM mender 31 4,096 Automotive Engineering According to test performed by the manufactures, an automobile with an initial speed of 75 km/h has a stopping... Feb28-13 01:17 PM rcgldr 23 868 Introductory Physics Homework I am from a country where power outage is very common. I have a light source which is run by a lead acid battery. At... Feb5-13 06:14 PM adilsyyed 4 420 Electrical Engineering http://www.youtube.com/watch?v=LW6Mq352f0E About mid-way through this video it is explained that the doubleslit... Jan13-13 06:42 AM nanosiborg 8 1,032 Quantum Physics 1. The problem statement, all variables and given/known data A car is moving along a flat road at a constant... Jan12-13 05:56 AM PeterO 7 786 Introductory Physics Homework I just want to confirm if what I am doing is right, please correct me because my textbook gives me a different answer.... Nov16-12 11:15 AM TheRedDevil18 6 917 Introductory Physics Homework 1. The problem statement, all variables and given/known data Context: Both \sigma and \tau are stopping times in... Nov8-12 02:29 AM operationsres 2 319 Calculus & Beyond Homework 1. The problem statement, all variables and given/known data When a car is traveling at 22 m/s on level ground, the... Oct19-12 02:54 PM PhanthomJay 1 1,019 Introductory Physics Homework Hey guys, If we stop a very fast moving object will it lose weight ?..i need a hand on this matter. Thanks Sep26-12 07:52 AM mfb 18 1,295 General Physics 1. The problem statement, all variables and given/known data The coefficient of friction is .48. The brakes are... Sep22-12 10:52 AM LawrenceC 3 665 Introductory Physics Homework The higher the intensity of the light we will get a higher stopping potential. Why is that so? is there any theory... Sep18-12 05:54 PM krytek 3 6,940 General Physics 1. The problem statement, all variables and given/known data A 290-N crate rides without constraints on the... Sep17-12 08:20 PM azizlwl 5 773 Introductory Physics Homework Just wondering what anyone thinks is a good way to try and stop the silly mistakes I keep making that could become a... Aug28-12 03:48 PM Rooted 4 635 Academic Guidance 1. The problem statement, all variables and given/known data In a particular photocell, light with a frequency of... Aug28-12 08:38 AM CAF123 2 1,683 Introductory Physics Homework I've changed the option in my options under profile to "no email notification" but I'm still get emails about some... Aug25-12 02:14 PM trollcast 2 899 Forum Feedback & Announcements I have a question: A stopping potential of 0.5 V is required when a phototube is illuminated with monochromatic... Jul27-12 11:19 PM dawn_pingpong 2 767 Introductory Physics Homework 1. The problem statement, all variables and given/known data I came with this problem myself, so there may be not... Jun28-12 11:04 AM nasu 3 499 Introductory Physics Homework When I was at Uni, in the 60s, we had a brief course on 'Space Physics'. It had a hotch potch of topics in it and one... May18-12 02:10 PM sophiecentaur 3 809 General Physics I'm working on setting up an experiment to test, calculate and compare the "stopping power" of various defensive... May17-12 03:05 PM cackermann 2 1,196 Classical Physics Is it the presence of China? Or unconfirmed reports of nuclear weapons (The likes of which can't reach US AFAIK)? Or... May9-12 02:06 AM Ryan_m_b 23 2,986 Current Events In my physics textbook, it states that the stopping distance increases with the square of the intial speed. Could... Apr24-12 08:59 AM Doc Al 3 748 General Physics 1. The problem statement, all variables and given/known data A driver carelessly ignores the reduced speed limit of... Mar29-12 04:48 PM tal444 4 893 Introductory Physics Homework I got a Geiger-Muller counter, and a radioactive source. The source is a Sr-90/Y-90 source, which emits highly... Feb24-12 06:00 AM leptonify 0 689 Advanced Physics Homework 1. The problem statement, all variables and given/known data A bullet of mass 0.0022 kg moving at 488 m/s embeds... Feb17-12 02:51 PM Shootertrex 3 1,303 Introductory Physics Homework 1. The problem statement, all variables and given/known data I'm doing some practice problems for an introductory... Feb5-12 08:32 PM Tsunoyukami 2 1,421 Introductory Physics Homework What is the g-force on a car, initially traveling at 55 mph, when stopping across the diameter of a dime? Feb3-12 01:12 AM Pythagorean 4 1,375 General Discussion 1. The problem statement, all variables and given/known data I need to estimate the energy loss of electrons before... Jan30-12 07:31 PM BruceW 5 971 Introductory Physics Homework 1. The problem statement, all variables and given/known data A car traveling at 24.0m/s runs out of gas while... Jan26-12 08:12 PM camel-man 2 719 Introductory Physics Homework 1. What is the meaning, when a graph of Stopping Distance vs. Kinetic Energy is made, of the slope of the line?... Dec14-11 07:41 AM ehild 3 2,070 Introductory Physics Homework Hi All, It's been a looong time since I've had to use/apply basic physics but i'm hoping i've come to the right... Nov11-11 05:22 PM smclen 4 2,171 Introductory Physics Homework Ok, this isn't a homework question, I've been out of school for quite some time but I'm having an argument with a... Oct27-11 02:18 PM sawtooth500 7 1,077 Introductory Physics Homework 1. The problem statement, all variables and given/known data A vehicle weighs 3000 lbf and has an initial velocity... Oct24-11 02:36 PM eflickinger 2 932 Introductory Physics Homework Why does the stopping potential not depend on the intensity of incident light? Oct10-11 04:00 PM jollyPHYSICS 6 3,380 Quantum Physics 1. The problem statement, all variables and given/known data A truck of mass M and a car of mass m are traveling at... Sep29-11 02:40 PM vela 1 331 Introductory Physics Homework