In which of the following case frequency of \( \mathrm{P} \) spring...

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In which of the following case frequency of
\( \mathrm{P} \) spring-block system will be same as \( \frac{1}{2 \pi} \sqrt{\frac{K}{m}} \)
(1) if placed on accelerated elevator
(2) if dipped in non-viscous liquid completely
(3) both (1) and (2)
(4) Neither (1) nor (2)
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