<h5>A body of weight 1 N hung on a spring elongates the spring by 5 cm. When another body is hung on the spring and set vibrating, its period is 0.628 sec. The mass of this body pulling the string is nearly:</h5>

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A body of weight 1 N hung on a spring elongates the spring by 5 cm. When another body is hung on the spring and set vibrating, its period is 0.628 sec. The mass of this body pulling the string is nearly:

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A body of weight 1 N hung on a spring elongates the spring by 5 cm. When another body is hung on the spring and set vibrating, its period is 0.628 sec. The mass of this body pulling the string is nearly: