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http://www.webassign net/web/Student/A Responses submit dep 15247OS9 ch 1Hw Assignment x CMy Account cheggcom O -12 points serPSET9 1 P 011 Kinetic energy K (Chapter s) has dimensions kg m2/s. It can be written in terms of the momentum p (Chapter 6) and mass m as (a) Determine the proper units for momentum using dimensional analysis. (use the following as necessary: kg, m, and s.) [pl (b) The unit of force is the newton N, where 1 N 1 kg m/s what are the units of momentum p in terms of a newton and another fundamental SI unit? (Use the following as necessary N, m, and s.) [p] Need Help? LRead a Show My Work eopsonal -/2 points serpsrTa t P oos. A proton, which is the nucleus of a hydrogen atom, can be modeled as a sphere with a diameter of 2.4 fm and a mass of 1.67 x 10 kg o e e m a e O Ask me anythingExplanation / Answer
a)
K = P2/2m
[kg m2 s-2] = P2 /[kg]
P2 = [kg2 m2 s-2]
P = [kg m s-1]
b)
P = [kg m s-1]
or
P = [kg m s-2] [s] = Ns
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