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Solution


Q.

Five persons P1,P2,P3,P4 and P5 recorded object distance (u) and image distance (v) using same convex lens having power +5D as (25,96), (30,62), (35,37), (45,35) and (50,32) respectively. Identify correct statement                   [2026]
1 Readings recorded by P3 and P2 persons are incorrect  
2 Readings recorded by P3 person are incorrect  
3 Readings recorded by P4 and P5 persons are incorrect  
4 Readings recorded by all persons are correct  

Ans.

(2)