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
Correct Answer: D
Solution :
Magnet S in spite of being nearest to the iron nails, attracts only 2 pins, it is the weakest magnet.You need to login to perform this action.
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