SESSION ENDING EXAMINATION CLASS XI PHYSICS M.MARKS:70 TIME 3 HRS General Instructions: All questions are compulsary There are 30 questions in total. Questions 1 to 8 carry 1 mark each. Questions 9 to 18 carry 2 marks each. Questions 19 to 27 carry 3 marks each and questions 28 to 30 carry 5 marks each. … Continue reading CLASS 11 PHYSICS – PRACTICE PAPER FOR ANNUAL EXAM
Max marks:50 Time:2hrs A glass rod rubbed with silk acquires a charge of 6x10-12 C. Calculate the number of electrons it has gained or lost. (1) If the magnitude of each charge becomes doubled, the separation between them is halved and the system of charges kept in a medium of=3 Calculate the force between them. … Continue reading Class 12 Physics : Electrostatics Revision Test
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These problems were posted by Geena. Hope that we will be able to post the answers to these questions soon; each in a separate post. By the time visitors can attempt to post their answers as comments to this post. (Only selected posts will be published) Please note that the answers are not published until the [...]
“What is the difference between dot product and cross product?” [The question was posted by Salman) Incoming search terms:scalar products soulutionLink to this post!
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!
Where is electricity stored after it is generated but before it is supplied? Mahesh Sable Electrical power cannot be stored and,therefore,power plants must produce power as and when demanded.power stations r connected in parallel hence load is equally distributed,electric Power can be adjusted with help of step up or step down transformers. Mathew Abraham … Continue reading Where is electricity stored after it is generated but before it is supplied? (Chat Transcript from FaceBook)