Four similar-sized magnets, P, Q, R and S were hung from strings of different lengths as shown in the diagram. A tray of iron pins was placed below the magnets. Each magnet attracted a different number of pins as shown in the diagram.
Which magnet was most likely the weakest?
A P
B Q
C R
D S
D is Right Answer As The Magnet s is the Weakest as it has attracted only 2 Iron nails so correct answer is option D,S