Loose Leaf For Explorations: Introduction To Astronomy
9th Edition
ISBN: 9781260432145
Author: Thomas T Arny, Stephen E Schneider Professor
Publisher: McGraw-Hill Education
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Chapter 3, Problem 6TY
To determine
The given statement is true or false.
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A 210-kg object and a 510-kg object are separated by 4.80 m.
(a) Find the magnitude of the net gravitational force exerted by these objects on a 67.0-kg object placed midway between them.
N
(b) At what position (other than an infinitely remote one) can the 67.0-kg object be placed so as to experience a net force of zero from the other two objects?
m from the 510 kg mass toward the 210 kg mass
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A 230-kg object and a 530-kg object are separated by 3.90 m.
(a) Find the magnitude of the net gravitational force exerted by these objects on a 65.0-kg object placed midway between them.
N
(b) At what position (other than an infinitely remote one) can the 65.0-kg object be placed so as to experience a net force of zero from the other two
objects?
m from the 530 kg mass toward the 230 kg mass
A 175-kg object and a 475-kg object are separated by 3.70 m.
(a) Find the magnitude of the net gravitational force exerted by these objects on a 35.0-kg object placed midway between them. (b) At what position (other than an infinitely remote one) can the 35.0-kg object be placed so as to experience a net force of zero from the other two objects?
Chapter 3 Solutions
Loose Leaf For Explorations: Introduction To Astronomy
Ch. 3 - What is meant by inertia?Ch. 3 - (3.1) What does Newtons first law of motion tell...Ch. 3 - Explain how inertia and gravity are both involved...Ch. 3 - How does mass differ from weight?Ch. 3 - If your mass is 70 kg on Earth, what is it on the...Ch. 3 - What is Newtons law of gravity?Ch. 3 - Prob. 7QFRCh. 3 - (3.7) If you weigh 110 pounds on Earth, do you...Ch. 3 - Prob. 9QFRCh. 3 - Prob. 10QFR
Ch. 3 - Prob. 1TQCh. 3 - Prob. 2TQCh. 3 - (3.2) Is there a force of gravity between the...Ch. 3 - (3.3) Use Newtons second law of motion to explain...Ch. 3 - (3.4) How many times greater is Earths...Ch. 3 - Prob. 6TQCh. 3 - Prob. 7TQCh. 3 - Prob. 8TQCh. 3 - Prob. 9TQCh. 3 - Prob. 10TQCh. 3 - Prob. 11TQCh. 3 - (3.3) If you apply a force F to a mass m, it...Ch. 3 - Prob. 2PCh. 3 - Prob. 3PCh. 3 - Prob. 4PCh. 3 - Prob. 5PCh. 3 - (3.6) Gliese 581e is an exoplanet with a mass of...Ch. 3 - (3.7) Using the method of section 3.7, compare the...Ch. 3 - Prob. 8PCh. 3 - Prob. 9PCh. 3 - Prob. 10PCh. 3 - Prob. 11PCh. 3 - Prob. 12PCh. 3 - Prob. 13PCh. 3 - Prob. 1TYCh. 3 - Prob. 2TYCh. 3 - Prob. 3TYCh. 3 - Prob. 4TYCh. 3 - Prob. 5TYCh. 3 - Prob. 6TYCh. 3 - Prob. 7TYCh. 3 - Prob. 8TYCh. 3 - Prob. 9TY
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- (a) Calculate the magnitude of the gravitational force exerted by the Moon on a 60 kg human standing on the surface of the Moon. (The mass of the Moon is 7.4×1022 kg and its radius is 1.7x106 m.) N (b) Calculate the magnitude of the gravitational force exerted by the human on the Moon. N (c) For comparison, calculate the approximate magnitude of the gravitational force of this human on a similar human who is standing 3 meters away. N (d) What approximations or simplifying assumptions must you make in these calculations? (Note: Some of these choices are false because they are wrong physics!) O Use the same gravitational constant in (a) and (b) despite its dependence on the size of the masses. | Ignore the effects of the Sun, which alters the gravitational force that one object exerts on another. O Treat the humans as though they were points or uniform-density spheres. Treat the Moon as though it were spherically symmetric.arrow_forwardA 270-kg object and a 570-kg object are separated by 3.40 m. (a) Find the magnitude of the net gravitational force exerted by these objects on a 64.0-kg object placed midway between them. (b) At what position (other than an infinitely remote one) can the 64.0-kg object be placed so as to experience a net force of zero from the other two objects? m from the 570 kg mass toward the 270 kg massarrow_forwardThe tallest spot on Earth is Mt. Everest, which is 8850 m above sea level. If the radius of Earth to sea level is 6359 km, how much does the gravitational field strength change between the sea level value at that location (9.826 N/kg) and the top of Mt. Everest?arrow_forward
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