Question

please be clear.

10. 4 points KatzPSEf1 8.P032 My Notes Ask Your Tea The Flybar high-tech pogo stick is advertised as being capable of launching jumpers up to 6 ft. The ad says that the minimum weight of a jumper is 120 lb and the maximum weight is 250 lb. It also says that the pogo stick uses "a patented system of elastometric rubber springs that provides up to 1200 lbs of thrust, something common helical spring sticks simply cannot achieve (rubber has 10 times the energy storing capability of steel) (a) Ue h figure below to estimate the maximum compression of the pogo stick's spring. Include the uncertainty in your estimate. (b) What is the effective spring constant of the elastometric rubber springs? (Use your estimate.) N/m (c) Check the ad's claim that the maximum height a jumper can achieve is 6 ft. (Use your estimates. Consider a 120-lb jumper.) ft max = Need Help? Read"

Answer 1

nj tW S443 5 337、86 N = 下 533786 제13: 3.03 X 6.8 X 1.82 38 5 337 86 MoM 2

5337-86