35_Physics ProblemsTechnical Physics

# 35_Physics ProblemsTechnical Physics - 36*P2.36 Motion in...

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36 Motion in One Dimension *P2.36 Let the glider enter the photogate with velocity v i and move with constant acceleration a . For its motion from entry to exit, xx v t a t vt at v t vv a t fix i x id d dd di d =+ + =+ + = 1 2 0 1 2 1 2 2 2 A ∆∆ (a) The speed halfway through the photogate in space is given by a v a v t hs i i d d 22 2 2 2 F H G I K J A . a v t hs i d d 2 and this is not equal to v d unless a = 0. (b) The speed halfway through the photogate in time is given by a t ht i d F H G I K J 2 and this is equal to v d as determined above. P2.37 (a) Take initial and final points at top and bottom of the incline. If the ball starts from rest, v i = 0, a = 0500 . m s 2 , fi = 900 m . Then a v f 2 2 0 2 0 500 9 00 300 −=+ = ej af .. ms m 2 (b) xxv t a t fii 1 2 2 900 0 1 2 600 2 . = ±ms s 2 t t (c) Take initial and final points at the bottom of the planes and the top of the second plane,
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## This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .

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