EBK PHYSICS FOR SCIENTISTS AND ENGINEER
6th Edition
ISBN: 9781319321710
Author: Mosca
Publisher: VST
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Chapter 11, Problem 56P
To determine
To Show: The maximum height reached by the object is
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The ratio of the radius of the earth to that
of the moon is 10. The ratio of acceleration due
to gravity on the earth to the moon is 6. The
ratio of escape velocity from earth's surface to
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(a) 10
(b) 6
(c) 1.66
(d) 7.74
2/113 A space shuttle which moves in a circular orbit
around the earth at a height h 150 mi above its
surface must have a speed of 17,369 mi/hr. Calculate
the gravitational accelerationg for this altitude. The
mean radius of the earth is 3959 mi. (Check your an-
swer by computing g from the gravitational law g =
R
go
where go = 32.22 ft/sec2 from Table D/2
R+h
in Appendix D.)
Let the radius of the Earth be R, and we approximate the Earth as a sphere. In order for an object to
glide along the equator of the Earth at sea level, what is the speed at which it needs to be moving?
gR
gR
VgR
O (gR)?
Chapter 11 Solutions
EBK PHYSICS FOR SCIENTISTS AND ENGINEER
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