A small sphere of mass m-10kg is attached to the end of a card of length Resm and whirls in a vertical circle about a fed point 0, as illustrated in Figure. Determine speed of the √3 sphere 60 with the vertical. g=10(m/s) (Sin(60°) = Cos(60°) at the instant when the tension in the cord is 150N and the cord makes an angle 84 2330- O O SS19769 A) 20m/s B) 10m/s C) 30m/s D) 15m/s E) 25m/s 0 T

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Chapter1: Units, Trigonometry. And Vectors
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A small sphere of mass m-10kg is attached to the end of a card of length R-5m and whirls in a vertical circle about a fixed point 0, as illustrated in Figure. Determine speed V of the
=7₁
sphere at the instant when the tension 7 in the cord is 150N and the cord makes an angle = 60° with the vertical. g = 10(m/s) (Sin (60°) Cos(600) =
84
A)
B)
1969
20m/s
10m/
(C) 30m/s
D) 15m/s
E) 25m/s
0
m
Transcribed Image Text:A small sphere of mass m-10kg is attached to the end of a card of length R-5m and whirls in a vertical circle about a fixed point 0, as illustrated in Figure. Determine speed V of the =7₁ sphere at the instant when the tension 7 in the cord is 150N and the cord makes an angle = 60° with the vertical. g = 10(m/s) (Sin (60°) Cos(600) = 84 A) B) 1969 20m/s 10m/ (C) 30m/s D) 15m/s E) 25m/s 0 m
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