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All questions are compulsory There is no overall choice. However, an internal choice has been provided in one question of two marks, one question of three.
C.B.S.E.-2011-Sample-Papers-for-IX-Physics-(5-Sets)-Summative-Assessement-I.pdf
LHC Performance Workshop Chamonix 23 September 2014 Machine Development Priorities
All questions are compulsory
Elec and Magnetism