24ee31.5Or Swws bom thedt of 4m (e3. Os the planet Mars, and ohect s thews om the ground andof 3.Whet is thewht is the maimum heighewd wwle aeund snd landsthe ground is i fight a totalspeed of theWht is the spesd of the peopecile at the sop of its path L. An object is thrown horizontally from the top of a building 4 m above the ground. It hits the ground 10m away.Vo4 m(0,0)10 ma) How many seconds will the object be in flight? b) What should the initial velocity of the object?c) What is the impact speed of the object hitting the ground?d) Write the equations of motion x(t) and y(t) for the x and y positions.1. a,b) 0.90 sec, 11.1 m/s2 (Speed of a softball). A softball is hit over a third baseman's head with speed v, and at an angle 0 fromthe horizontal. Immediately after the ball is hit, the third baseman turns around and runs straight back at aconstant velocity V = 7 m/s, for a time t = 2 s. He then catches the ball at the same height at which it leftthe bat. The third baseman was initially L=18.0m from the location where the ball was hit at home plate.a) What horizontal distance does the ball travel in flight?b) Find vo of the softball.c) Find 0.2. a) 32 m c) 0 = 31.5°alDE Speed ytuneD=7 x2 mD=14mX=14mm2 Voy +t x9.0%3DNoy <9,8mlsVしVeR-+Voubt.メい18414mvoこ Vie+916X<32mC/Tume f.te248nt s Sn09.8 250-31.5Voc)Tume

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1. An object is thrown horizontally from the top of a building 4 m above the ground. Is hits the ground 10 Work m away. Vo 4 m (0,0) 10 m a) How many seconds will the object be in flight? b) What should the initial velocity of the object? c) What is the impact speed of the object hitting the ground? d) Write the equations of motion x(t) and y(t) for thex and y positions. 1. a,b) 0.90 sec, 11.1 m/s

1. An object is thrown horizontally from the top of a building 4 m above the ground. Is hits the ground 10 Work m away. Vo 4 m (0,0) 10 m a) How many seconds will the object be in flight? b) What should the initial velocity of the object? c) What is the impact speed of the object hitting the ground? d) Write the equations of motion x(t) and y(t) for thex and y positions. 1. a,b) 0.90 sec, 11.1 m/s

College Physics

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ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

24
ee31.5
Or S
wws bom the
dt of 4m (e
3. Os the planet Mars, and ohect s thews om the ground and
of 3.
Whet is the
wht is the maimum heighe
wd wwle ae
und snd lands
the ground is i fight a total
speed of the
Wht is the spesd of the peopecile at the sop of its path

L. An object is thrown horizontally from the top of a building 4 m above the ground. It hits the ground 10
m away.
Vo
4 m
(0,0)
10 m
a) How many seconds will the object be in flight? b) What should the initial velocity of the object?
c) What is the impact speed of the object hitting the ground?
d) Write the equations of motion x(t) and y(t) for the x and y positions.
1. a,b) 0.90 sec, 11.1 m/s
2 (Speed of a softball). A softball is hit over a third baseman's head with speed v, and at an angle 0 from
the horizontal. Immediately after the ball is hit, the third baseman turns around and runs straight back at a
constant velocity V = 7 m/s, for a time t = 2 s. He then catches the ball at the same height at which it left
the bat. The third baseman was initially L=18.0m from the location where the ball was hit at home plate.
a) What horizontal distance does the ball travel in flight?
b) Find vo of the softball.
c) Find 0.
2. a) 32 m c) 0 = 31.5°
al
DE Spe
ed ytune
D=7 x2 m
D=14m
X=14mm
2 Voy +t x9.0
%3D
Noy <9,8mls
VしVeR-+Vou
bt.
メい18414m
voこ Vie+9
16
X<32m
C/Tume f.te248nt s Sn0
9.8 250-31.5
Vo
c)Tume

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