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JEE-MAIN 2021
01-09-2021 S2
Question
A mass of 5 kg is connected to a spring. The potential energy curve of the simple harmonic motion executed by the system is shown in the figure. A simple pendulum of length 4 m has the same period of oscillation as the spring system. What is the value of acceleration due to gravity on the planet where these experiments are performed?
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Select the correct option:
A
$10 \mathrm{~m} / \mathrm{s}^2$
B
$5 \mathrm{~m} / \mathrm{s}^2$
C
$4 \mathrm{~m} / \mathrm{s}^2$
D
$9.8 \mathrm{~m} / \mathrm{s}^2$
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Solution
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