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Class 12th Physics Objective Question Nuclei Chapter on New Pattern NUCLEI 1. Atomic number decreases with the emission of a particles from the nucleus : (A) 1 (B) 2 (C) 3 (D) 4 Answer :- (B) 2. Density of nucleus is about : (A) 2.29 x 107 kg m-3 (B) 2.29 x 10-7 kg m-3 (C) […]
Class 12th Physics Most VVI Objective Alternating Current Chapter Alternating Current 1. In an LCR series ac circuit, the voltage across each of the components L, C and R is 50 Volt. The voltage across LC combination is : (A) 50 Volt (B) 25 Volt (C) 100 Volt (D) 0 Volt Answer:- D 2. The phase difference […]