Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Physics Magnetism
When will you find the magnetic field stronger?
1
When the field lines are not seen
2
When field lines are crowded
3
When the lines are together
4
More than one of the above
5
None of the above