zpracticequiz 1B P195

# zpracticequiz 1B P195 - Practice Quiz 1B(The answers are at...

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Practice Quiz 1B (The answers are at the end. No peeking!) These are the type of questions that you will be asked to solve on the upcoming exam. Don’t give up too soon. Take your time and be organized. 1. A home run in a baseball game is hit in such a way that the ball just clears a wall 3.0 meters high, located 125 meters from home plate in Yankee Stadium. The ball is hit at an angle of 30.0 ° to the horizontal, and air resistance is negligible. Find (a) the initial speed of the ball, (b) the time it takes to reach the wall. ( Assume the ball is hit at a height of 1.00 m above the ground at home plate. ) 2. Aubrey throws a ball at a vertical wall 4.0 m away. The ball is 2.0 m above ground when it leaves her hand with an initial velocity of ( 29 . ˆ 10 ˆ 10 0 s m j i v + = v When the ball hits the wall, the horizontal component of its velocity is reversed; the vertical component remains unchanged. Where does the ball hit the ground?

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3. A jet is flying at 200 km/hr at an angle of 20 ° above the horizontal. The pilot
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## This note was uploaded on 09/09/2011 for the course PHYS 195 taught by Professor Staff during the Spring '11 term at Mesa CC.

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zpracticequiz 1B P195 - Practice Quiz 1B(The answers are at...

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