In order to prevent bar magnets from losing their strength, they are stored wih keepers such that the two bars are placed with
A
like poles facing each other and the keepers placed between them
B
like poles facing each other and the keepers placed between them
C
unlike poles facing each other and the keepers placed at their ends
D
unlike poles facing each other and the keepers placed between them
Verified Correct Answer: C.
Physical Principles & Numerical Solution
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: Myschool Past Questions Archive (Record #35349)