physics sample papers

PHYSICS Class XII Electrostatics , Current-Electricity & Magnetism Q.1> Define Coulomb. Calculate the charge carried by 12.5×1018 electrons. Q.2> Define resistivity of a material. Does it depend on temp? Q.3> How many protons will have the total charge of 1C Q.4> Find the current drawn when a battery of emf E and internal resistance r … Read more

CBSE Sample Paper CLASS XII ECONOMICS Time: 3 hours                                                                                       M.M 100 General instructions: All questions in both the sections are compulsory. Marks for questions are indicated against each. Questions 1 & 13 are very short answer questions carrying 1 mark for each part. They are to be answered in one sentence each. Questions 2-5 … Read more