TS EAMCET · Physics · Magnetic Effects of Current
The period of oscillation of a bar magnet at a place is 2 s. At the same place, the period of oscillation of another identical bar magnet whose magnetic moment is 4 times to that of first magnet is
- A \(4 \mathrm{~s}\)
- B \(1 \mathrm{~s}\)
- C \(2 \mathrm{~s}\)
- D \(0.5 \mathrm{~s}\)
Answer & Solution
Correct Answer
(B) \(1 \mathrm{~s}\)
Step-by-step Solution
Detailed explanation
Period of oscillation of a bar, \(\mathrm{T}_1=2 \mathrm{~s}\) Let magnetic moment, \(M_1=M\) then \(M_2=4 M\)…
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