For any SHM
KE when particle is at X from mean position = 1/2 mw2(A2 -x2) and
Potential energy = 1/2 mw2x2
KE=PE when X= A/√2 =0.707 A
A= amplitude
At X=1 cm KE and PE are equal mean
A= X.√2= 1.414 cm
Total energy E=1/2mw2A2
W2= 2E/(mA2)=2×101/0.1x0.01m)
W2= 202000
W= 449.3 /s
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W
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