Unformatted text preview: , 4. A rock is thrown straight up with an initial velocity upward of
24.5 m/s. What maximum height will the rock reach before starting
to fall downward? _
4.4 a) 9.36 m b) 19.6 m c) 24.5 m d) 49.0 m @ 30.6 m ‘ 1 “ UPS—O "UP H903 .42 L363) 6.85; fig: ”Q55 §m{a)( )1“ BOJoODvN
2—03 VAJL @ 5. A plane Flies mo km due east, then 20% km at a heading of 39° N
of W. What is the plane’s displacement from the start?
a) 223 km 30° N of w b) 124 km 15° N of w c) 223 km 54° N of w [5
d) 303 km 60° N of [email protected] 124 km 54° N of w
* .. 7 3.2 p. Rx: +I001¢~~ 206 (“C05 30“..
L3» 0 4; Loaxdw 514430“ —— JOCKa. a: {( m%1}033)’f®°) F“ l2 #1514 5mm. ?_ I ’Ua 71* 53"“(5 6 A cannonball is aimed 30" above the horizontal and is fired with
an initial speed of 125 m/s at ground "Level. How far away from the
cannon will the cannonball hit the ground? (range Ax) @125 m b) 138 m c) 695 m d) 1040 [email protected] 1330 m '13)
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 Sherman,DouglasF

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