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  3. a mass of 8 kg stretches a spring 16 cm. the mass

A mass of 8 kg stretches a spring 16 cm. The mass is acted on...

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Advance Math

A mass of 8 kg stretches a spring 16 cm. The mass is acted on byan external force of 7sin?(t/4)N and moves in a medium that impartsa viscous force of 3 N when the speed of the mass is 6 cm/s.If themass is set in motion from its equilibrium position with an initialvelocity of 4 cm/s, determine the position u of the mass at anytime t. Use 9.8 m/s^2 as the acceleration due to gravity. Pay closeattention to the units.

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