24. GIven a Tadyoug IS distalICE away Fost Twice o center has a tangential speed of v, and a second ladybug is distance r, away from the center has a tangential speed of v, = 2v, . Determine the ratio between r and r,
24. GIven a Tadyoug IS distalICE away Fost Twice o center has a tangential speed of v, and a second ladybug is distance r, away from the center has a tangential speed of v, = 2v, . Determine the ratio between r and r,
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Transcribed Image Text:24. Given a ladybug is distance away from the
Fost
Twice as fast
center has a tangential speed of v, and a second
ladybug is distance r, away from the center
has a tangential speed of v,= 2v,. Determine
the ratio between r and r,
Answer: a = ==4x*rf = r =
4n f
→r =
2nf
%3D
%3D
2nf
V2
2v
V,
= 2r. Therefore, r, =2r,.
=D2
%3D
2nf 2nf
2nf
Source: Hewitt, Conceptual Physics 10th ed., p.132
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