MODERN PHYSICS 1 www.thinkiit.in ANSWER KEY Q.1 AB Q.2 B Q.3 B Q.4 C Q.5 D Q.6 A Q.7 A Q.8 AB Q.9 C Q.10 A Q.11 B Q.12 C Q.13 A Q.14 D Q.15 B Q.16 B Q.17 A Q.18 B Q.19 C Q.20 B Q.21 C Q.22 D Q.23 B Q.24 A Q.25 C Q.26 C Q.27 B Q.28 B Q.29 A Q.30 B Q.31 C Q.32 D Q.33 D Q.34 C Q.35 ABD Q.36 A Q.37 A Q.38 B Q.39 C Q.40 D Q.41 C Q.42 B Q.43 A Q.44 D Q.45 B Q.46 A Q.47 D Q.48 C Q.49 B Q.50 D Q.51 B Q.52 A Q.53 C Q.54 C Q.55 D Q.56 B Q.57 A Q.58 B Q.59 B Q.60 C Q.61 D Q.62 AD Q.63 C Q.64 ABC Q.65 ABD Q.66 C Q.67 A ® S ; B ® P,Q,R,S ; C ® P, Q, R, S ; D ® P,Q,R,S Q.68 A ® Q,S ; B ® P,S ; C ® R, S ; D ® Q Q.71 2 Q.74 3 Q.76 34 Q.78 23 Q.81 4 Q.83 1 Q.85 3 Q.87 4 Q.90 2 Q.92 2
Q.1 AB Q.2 B Q.3 B Q.4 C Q.5 DQ.6 A Q.7 A Q.8 AB Q.9 C Q.10
AQ.11 B Q.12 C Q.13 A Q.14 D Q.15 BQ.16 B Q.17 A Q.18 B Q.19 C Q.20
BQ.21 C Q.22 D Q.23 B Q.24 A Q.25 CQ.26 C Q.27 B Q.28 B Q.29 A Q.30
BQ.31 C Q.32 D Q.33 D Q.34 C Q.35 ABDQ.36 A Q.37 A Q.38 B Q.39 C
Q.40 DQ.41 C Q.42 B Q.43 A Q.44 D Q.45 BQ.46 A Q.47 D Q.48 C Q.49 B
Q.50 DQ.51 B Q.52 A Q.53 C Q.54 C Q.55 DQ.56 B Q.57 A Q.58 B Q.59 B
Q.60 CQ.61 D Q.62 AD Q.63 C Q.64 ABC Q.65 ABDQ.66 C Q.67 A S ; B
P,Q,R,S ; C P, Q, R, S ; D P,Q,R,SQ.68 A Q,S ; B P,S ; C R, S ; D Q
Q.71 2 Q.74 3Q.76 34 Q.78 23 Q.81 4 Q.83 1 Q.85 3Q.87 4 Q.90 2 Q.92
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