Universe
11th Edition
ISBN: 9781319039448
Author: Robert Geller, Roger Freedman, William J. Kaufmann
Publisher: W. H. Freeman
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Question
Chapter 4, Problem 40Q
To determine
The distance between a person and Earth, so as to be completely beyond the Earth gravitational field’s pull and provide explanations for the answer.
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Please answer the question and subquestions entirely. This is one single question. According to the official guideline, I can ask two subquestions! Thank you!
1)
Two bodies, masses m 1 and m 2, attract each other with force F. If one of the masses is doubled, the new gravitational force will be:
2 F
F/2
F/4
4 F
a)
The value of g at an altitude above Earth equal to one Earth diameter is:
9.8 m/s2
4.9 m/s2
2.5 m/s2
1.9 m/s2
1.1 m/s2
b)
The escape velocity at the surface of Earth is 11 km/s. What is the escape velocity at the surface of a planet whose radius is 4 times and whose mass is 100 times that of Earth?
1.60 km/s
8 km/s
55 km/s
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none of the above
Please answer the question and subquestions entirely. This is one single question. According to the official guideline, I can ask two subquestions! Thank you!
1)
The radius of Planet Z is 3 times the radius of the Earth. It has the same density as the Earth. What is the gravitational acceleration at the surface of the planet?
29 m/s2
88 m/s2
270 m/s2
3.3 m/s2
a)
Use Kepler's Law to find the time (in Earth’s years) for Mars to orbit the Sun if the radius of Mars’ orbit is 1.5 times the radius of Earth's orbit.
1.8
2.8
3.4
4.2
b)
The mass of Mars is about 1/10 the mass of Earth. Its diameter is about 1/2 the diameter of Earth. What is the gravitational acceleration at the surface of Mars?
9.8 m/s2
2.0 m/s2
3.9 m/s2
4.9 m/s2
none of these
Please answer the question and subquestions entirely. This is one single question. According to the official guideline, I can ask two subquestions! Thank you!
1)
The mass of Planet W is 1/100 that of Earth and its radius is 1/4 that of Earth. If the weight of an object is 600 N on Earth, what would it weigh on Planet W?
24 N
48 N
96 N
192 N
600 N
a)
The weight of an object at the surface of Earth is 90 N. What is its weight at a distance 2R from the surface of Earth?
10 N
30 N
90 N
270 N
810 N
b)
The periods of a satellite orbiting a planet does not depend on the:
radius of the orbit
mass of the planet
mass of the satellite
it depends on all of the above
Chapter 4 Solutions
Universe
Ch. 4 - Prob. 1CCCh. 4 - Prob. 2CCCh. 4 - Prob. 3CCCh. 4 - Prob. 4CCCh. 4 - Prob. 5CCCh. 4 - Prob. 6CCCh. 4 - Prob. 7CCCh. 4 - Prob. 8CCCh. 4 - Prob. 9CCCh. 4 - Prob. 10CC
Ch. 4 - Prob. 11CCCh. 4 - Prob. 12CCCh. 4 - Prob. 13CCCh. 4 - Prob. 14CCCh. 4 - Prob. 15CCCh. 4 - Prob. 16CCCh. 4 - Prob. 17CCCh. 4 - Prob. 18CCCh. 4 - Prob. 19CCCh. 4 - Prob. 20CCCh. 4 - Prob. 21CCCh. 4 - Prob. 22CCCh. 4 - Prob. 23CCCh. 4 - Prob. 24CCCh. 4 - Prob. 1CLCCh. 4 - Prob. 2CLCCh. 4 - Prob. 1QCh. 4 - Prob. 2QCh. 4 - Prob. 3QCh. 4 - Prob. 4QCh. 4 - Prob. 5QCh. 4 - Prob. 6QCh. 4 - Prob. 7QCh. 4 - Prob. 8QCh. 4 - Prob. 9QCh. 4 - Prob. 10QCh. 4 - Prob. 11QCh. 4 - Prob. 12QCh. 4 - Prob. 13QCh. 4 - Prob. 14QCh. 4 - Prob. 15QCh. 4 - Prob. 16QCh. 4 - Prob. 17QCh. 4 - Prob. 18QCh. 4 - Prob. 19QCh. 4 - Prob. 20QCh. 4 - Prob. 21QCh. 4 - Prob. 22QCh. 4 - Prob. 23QCh. 4 - Prob. 24QCh. 4 - Prob. 25QCh. 4 - Prob. 26QCh. 4 - Prob. 27QCh. 4 - Prob. 28QCh. 4 - Prob. 29QCh. 4 - Prob. 30QCh. 4 - Prob. 31QCh. 4 - Prob. 32QCh. 4 - Prob. 33QCh. 4 - Prob. 34QCh. 4 - Prob. 35QCh. 4 - Prob. 36QCh. 4 - Prob. 37QCh. 4 - Prob. 38QCh. 4 - Prob. 39QCh. 4 - Prob. 40QCh. 4 - Prob. 41QCh. 4 - Prob. 42QCh. 4 - Prob. 43QCh. 4 - Prob. 44QCh. 4 - Prob. 45QCh. 4 - Prob. 46QCh. 4 - Prob. 47QCh. 4 - Prob. 48QCh. 4 - Prob. 49QCh. 4 - Prob. 50QCh. 4 - Prob. 51QCh. 4 - Prob. 52QCh. 4 - Prob. 53QCh. 4 - Prob. 54QCh. 4 - Prob. 55QCh. 4 - Prob. 56QCh. 4 - Prob. 57QCh. 4 - Prob. 58Q
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