(1)  It is weigh-in time for the local under-85-kg rugby team. The bathroom scale used to assess eligibility can be described by Hooke's law and is depressed 0.66 cm by its maximum load of 115 kg. (a) What is the spring's effective spring constant (in N/m)? N/m One type of BB gun uses a spring-driven plunger to blow the BB from its barrel. (b) Calculate the force constant (in N/m) of its plunger's spring if you must compress it 0.170 m to drive the 0.0520 kg plunger to a top speed of 24.0 m/s.

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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(1)  It is weigh-in time for the local under-85-kg rugby team. The bathroom scale used to assess eligibility can be described by Hooke's law and is depressed 0.66 cm by its maximum load of 115 kg.

(a) What is the spring's effective spring constant (in N/m)?
N/m

One type of BB gun uses a spring-driven plunger to blow the BB from its barrel.
(b)
Calculate the force constant (in N/m) of its plunger's spring if you must compress it 0.170 m to drive the 0.0520 kg plunger to a top speed of 24.0 m/s.
in N/m
(c)
What force (in N) must be exerted to compress the spring? (Enter the magnitude.)
in N
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