a loncapa vcu LON-CAPA Impuse on a Go PHYS 201 (Fall 2017) Lauren M. Randell(Stu

Question

a loncapa vcu LON-CAPA Impuse on a Go PHYS 201 (Fall 2017) Lauren M. Randell(Student section: 903) 2 New Messages Courses Help Logout Main Menu | Contents | Grades | Sylabus Course Contents » .. »Online Test #2-Due on Thur, No. 16th by 11pm-- ue n. 0 d 02:27:56Time ]Notes . EvaateeFeedback Ptn1nfo Impulse on a Golf Ball A goir buall with a mass of 45.2 g can be blasted from rest to a speed of 61.9 m/s during impact with a club head. Assume that the impact lasts only about 1.020 ms. Caiculate the change in momentum of the ball. (in kg"m/s) A:115 B: 143 C: 1.79 D: 2.24 E: 2.80 F: 3.50 G: 4.37 H:5.46 uomt Answer Tries oyi Calculate the average force applied in N) A: 1.07x10B 12510 C: 146x10: 1.7110:2.0010F2.3410:2.7410M:321k10 Submit Answer Tries O Send Feedback Post Discussion

Explanation / Answer

m=45.2g v =61.9m/s u=0 t=1.020ms

Change in momentum =m (v-u)

= 45.2×10^-3 (61.9-0)=2.79kgm/s

Average force = change in momentum / time taken =2.79/1.020=2.74N

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