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A 1 kg block attached to a spring vibrates with a frequency of 1 Hz on a frictionless horizontal table.  Two springs identical to the original spring are attached in parallel to an 8 kg block placed on the same table. So, the frequency of vibration of the 8 kg block is :


  • Option 1)

    \frac{1}{4} Hz

  • Option 2)


  • Option 3)


  • Option 4)

    2 Hz


Answers (1)


As we learnt in

Parallel combination of spring -