Simple Harmonic Motion of Vertical Springs Video Lessons

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Problem: The device pictured in Figure 16.46 entertains infants while keeping them from wandering. The child bounces un a harness suspended from a door frame by a spring constant.If the same spring stretches 0.250 m while supporting an 8.0-kg child, what is the spring constant?

FREE Expert Solution

Hooke's law:

F=K·x

Δx = 0.250 m

g = 9.8 g/m2 

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Problem Details

The device pictured in Figure 16.46 entertains infants while keeping them from wandering. The child bounces un a harness suspended from a door frame by a spring constant.

If the same spring stretches 0.250 m while supporting an 8.0-kg child, what is the spring constant?

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