An astronaut of mass m experiences a weight of mg upon the surface of the moor of radius R. Identify the gravitational force exerted on the astronaut by the moon in orbit a distance of 3R above the surface of the moon.   A. 1/16 mg   B. 16mg   C. 1/9 mg   D. mg   E. (1/3)mg

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Q: 3. Ganymede is a moon of Jupiter. It has a mass of 1.48 x1023 kg and a radius of 2,634 km. a) What…

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Q: 1. The standard acceleration (at sea level and 45 latitude) due to gravity is 9.80665 m/s². What is…

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Q: 1. The gravitational force between two spherical masses is ?!. Which of the following would increase…

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Q: Mars has a mass of 6.417*1023 kg, a radius of 3390 km, and a rotation period of 24.62 hours. (a)…

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Q: In the figure below, three 6.00 kg spheres are located at distances d, = 0.200 m and d, = 0.300 m.…

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Q: 2. If the mass of Planet X is double the mass of Earth, what must its radius be (as a multiple of…

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Q: An 76 kg satellite orbits a distant planet with a radius of 4500 km and a period of 280 min. From…

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A: Given: Mass m1 = 14 kg. Mass m2 = 54 kg. Length  l2 = 0.17 m. And la = 0.053 m.

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!