A simple numerical on momentum
Car mass is 1200 kg moving velocity is 108 km/hr. On applying brakes velocity reduced to 36 km/hr. Find change in momentum? (posted by Aditi) Answer: m=1200 kg u=108 x 5/18=30m/s v=36×5/18=10m/s Change in momentum = m(v-u) = 1200 x (30-10)=1200 ...
Categories: Ask Physics, brakes, Force, Mechanics, Project Tags: 10m, Aditi, answer, brakes, car, change, link, mass, momentum, Physics, post, speed, velocity
Can light do some mechanical work?
“We know that sound can cause some mechanical work(eg:when we keep our hand in front of a large speaker,we feel something hitting the back of our hand), but why this doesn’t happen with light??” -Manishankar asks. Link to this post! ...
How atoms are formed? – Neeraj Asks
Neeraj asks: ”We have read that atoms can neither been created nor been destroyed!I want to know from where atoms came in existence,if they can not been created,also atom contain electron and proton which are negatively and positively charged,i want to know from where these charge came?” Your question will be answered soon Link to this post!
Categories: Answers, Ask Physics, ELECTROSTATICS, Interesting Questions, neeraj, Project Tags: atom, atoms, charge, electron, existence, link, Physics, post, proton, question
How atoms are formed? – Neeraj Asks
Neeraj asks: ”We have read that atoms can neither been created nor been destroyed!I want to know from where atoms came in existence,if they can not been created,also atom contain electron and proton which are negatively and positively charged,i want to know from where these charge came?” Your question will be answered soon Link to this post!
Categories: Answers, Ask Physics, ELECTROSTATICS, Interesting Questions, neeraj, Project Tags: atom, atoms, charge, electron, existence, link, Physics, post, proton
Vacuum: Challenges and Solutions – Free download from Physics World
Download the free suppliment to Physics WOrld online at the following link. This supplement focusses on the challenges in Vacuum and the solutions. Click Here to download The download covers Vacuum Technology : Basis for innovation and Process Optimiza...
Categories: Physics Links Tags: basis, link, nsep, paper, Physics, physics study guides, physics world, process optimization, technology basis, vacuum technology
Difference between electric field and magnetic field?
What is difference between electric field and magnetic field? Hope that the following link will help you find the answer. Difference between Electric and Magnetic fields http://in.answers.yahoo.com/question/index?qid=20080710215215AA3TS4 j http://www...
Categories: Ask Physics Tags: answer, diffen, difference, field, Hope, link, madsci, magnetic field, magnetic fields, question index
Unit 01 – ElectroStatics Class XII CBSE Question Bank
ElectroStatics (At present all the questions are posted together; soon we will be categorizing according to marks) You can either browse these questions online or download them by clicking on the link “save as pdf”. You can also send the li...
Categories: Question Bank Tags: Bank, class xii, download, electric charges, link, magnetic effects, magnetism, pdf, question bank, Related
