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The marking scheme is same as earlier i.e. for SCQs, +4 marks for correct answer and -1 marks for incorrect answer and 0 marks for not answered, and for numerical type questions, +4 marks for correct and -1 marks for incorrect. [5] JEE-Main, unlike JEE-Advanced, has a fixed exam structure and is not subject to change every year.
The AIEEE was introduced in 2002, since the newly established NITs, IIITs and GFTIs wanted an entrance examination paper of a higher standard than the Common Engineering Test (CET), which was formerly used for admission to all non-IIT engineering colleges and some state government colleges also in few states, including even RECs and IIITs, owing mostly to the rising competition and the goal of ...
JEE (Advanced) is conducted in two papers of three hours each – Paper-1 and Paper-2 (both compulsory) consist of questions from three major subjects: physics, chemistry and mathematics. Unlike most of the other exams, the type, the number of questions being asked in the paper, the total marks and the marking scheme varies from year to year ...
For many substances, the formation reaction may be considered as the sum of a number of simpler reactions, either real or fictitious. The enthalpy of reaction can then be analyzed by applying Hess' law, which states that the sum of the enthalpy changes for a number of individual reaction steps equals the enthalpy change of the overall reaction.
Observation / Question in the natural sciences an observation is an act or instance of noticing or perceiving and the acquisition of information from a primary source. A question is an utterance which serves as a request for information. [citation needed] Proof of impossibility try to prove that the problem cannot be solved.