Lakhmir Singh Class 10 Physics

Exercise : Solution of Questions on page Number :269 Answer 1: The human eye contains a convex lens. Answer 2:…

Exercise : Solution of Questions on page Number : 173 Answer 1: When a ray of light falls normally (or…

Lakhmir Singh Class 10 Physics Chapter 3 – Sources of Energy Exercise : Solution of Questions on page Number :…

Exercise : Solution of Questions on page Number : 5 Answer 1: The unit joule/coulomb is called by another name,…

Exercise : Solution of Questions on page Number : 73 Answer 1: Two properties of magnetic field lines: 1. They…

Exercise : Solution of Questions on page Number : 258 Answer: 1 Petroleum and coal are two fossil fuels. Answer:…

Exercise : Solution of Questions on page Number :219 Answer 1: If a ray of light goes from a rarer…