Natural length of spring is 60 cm and its spring constant is 4000 N/m. A mass of 20 kg is hung from it. The extension produced in the spring (take g=9.8m/s2) is? a) 4.9cm b) 0.49cm c) 9.4cm d) 0.94cm
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Natural length of spring is 60 cm and its spring constant is 4000 N/m. A mass of 20 kg is hung from it. The extension produced in the spring (take g=9.8m/s2) is?
a) 4.9cm
b) 0.49cm
c) 9.4cm
d) 0.94cm
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