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**Unformatted text preview: **s = and , tan 25 . 2 2 2 ) 5 . 1 ( rad g a R v R v = = = these two relations become . sin cos , tan 25 . 2 cos sin s s mg n n mg n n =-= + Dividing to cancel n gives . tan 25 . 2 sin cos cos sin s s =-+ Solving for s and simplifying yields . sin 25 . 1 1 cos sin 25 . 1 2 s + = Using ( 29 = = 79 . 18 arctan m) 120 )( s m 80 . 9 ( s) m 20 ( 2 2 gives . 34 . s =...

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