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Unformatted text preview: Q1. Tarzan swings from tree to tree on a Vine. At which point in his swing is the
vine most likely to break and why? Tanglon has 'Hae, Qmpg€S+ Vagina QUE {bl/Lea
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Consider the following cases. a) m; = mg , 1)) 2113: W m; , c) m] << 111; ,
d) m; >> m2. (Draw the free body diagrams for the masses.) 0
I 19 Farm” par M2". Etrukéions orﬂ Moéfon: Q3. A hot air balloon is ascending up with a velocity of 20 m/s. A ball is thrown horizontally from the balloon with a velocity of 10 m/s when the balloon is 105
meters above the ground. 1. How long will it take the ball to hit the ground? 2. Where will the ball hit (x,y) ‘?
3. What will be the velocity, v, of the ball when it hits the ground? (Assume that the g = 10 m/sz) UL ’\
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given by r = (0.02 m/s3)t3 i + (2.2 m/s)t j w (0.06 m/32)t2 k (r is in meters and
t is in seconds). Find the net force on the helicopter at t = 53. A
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Pwt=M3~ , PWJCQLLJCXW‘WUAM: game) PM; we x103)L+?ui ) Aé £393 a}; xb3X403) (S‘LQ) (N) J \A Cue muesxwﬂLQWO‘ﬂ (m) Q5. A wooden block slides down an inclined right—angied trough as shown in
ﬁgure. The coefﬁcient of kinetic friction between the block and the trough is pk.
What is the magnitude of the acceieration of the block in terms of 11k, 8, and g? W (1:3)“);an 5/44 6039) ...
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 Fall '09
 AtillaAydinli
 Physics

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