Question

1. Calculate the spring constant ,k, for a spring, if the spring stretches by 0.2 m...

1. Calculate the spring constant ,k, for a spring, if the spring stretches by 0.2 m as a result of an applied force of 200N.

2. A 20 kg mass is attached to a spring with spring constant, K=100 N/m. The spring/mass system is stretched by 5cm, and then released from rest and allowed to oscillate back and forth A.) What is the amplitude of vibration in this system? B.) Calculate the acceleration of the mass at X=0.

3. In Problem #2 above, A) calculate the maximum velocity of the mass as it vibrates back and forth. B) WHAT IS THE POSITION of the mass when it achieves maximum velocity?

4. For the system in the previous problem, calculate the velocity and acceleration of the mass at x = -2.5 cm.

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