# Revision history of "Field Theory Worksheet"

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• (cur | prev) 08:00, 16 October 2009Cmurray (talk | contribs). . (33,643 bytes) (-1). . (27. What is the electric field 3.5 cm to the right of a 0.0137 μC charge?)
• (cur | prev) 10:56, 15 October 2008‎ ‎ . . (33,644 bytes) (+22). . (13. What is the radius of a neutron star with a gravitational field strength of 3.4x1013 N/kg, and a mass of 8.13x1031 kg?)
• (cur | prev) 10:56, 15 October 2008‎ ‎ . . (33,622 bytes) (+11). . (11. How much work does it take to move two 4.5x106 kg spheres whose centers are separated by 3.5 m initially, so that their centers are separated by 7.8 m?)
• (cur | prev) 10:56, 15 October 2008‎ ‎ . . (33,611 bytes) (+33). . (/* 10. An object approaches the moon. ( Moon’s mass: 7.35 x 1022 kg, radius: 1.737 x 106 m) If the object is going 1210 m/s when it is 2.26 x 106 m from the moon’s center, what is its speed when it)
• (cur | prev) 10:56, 15 October 2008‎ ‎ . . (33,578 bytes) (+36). . (/* 9. The earth has a mass of 5.97x10<sup>24</sup> kg, and a radius of 6.38x10<sup>6</sup> m. What work does it take to bring a 5.00 kg object from the surface of the earth to an elevation of 4.15x10)
• (cur | prev) 10:55, 15 October 2008‎ ‎ . . (33,542 bytes) (+33). . (/* 9. The earth has a mass of 5.97x1024 kg, and a radius of 6.38x106 m. What work does it take to bring a 5.00 kg object from the surface of the earth to an elevation of 4.15x106 m above the earth’s)
• (cur | prev) 10:54, 15 October 2008‎ ‎ . . (33,509 bytes) (+22). . (8. What is the gravitational potential (in J/kg) at the surface of the moon? (The moon has a mass of 7.35x1022 kg and a radius of 1.737x106 m))
• (cur | prev) 10:54, 15 October 2008‎ ‎ . . (33,487 bytes) (+1,377). . (/* 25. Three 115 gram 25.0 μC charges occupy the corners of an equilateral triangle 30.0 cm on a side. If the charges are released simultaneously, what is their speed when they are very far away, ass)
• (cur | prev) 10:37, 15 October 2008‎ ‎ . . (32,110 bytes) (+2,144). . (/* 10. An object approaches the moon. ( Moon’s mass: 7.35 x 1022 kg, radius: 1.737 x 106 m) If the object is going 1210 m/s when it is 2.26 x 106 m from the moon’s center, what is its speed when it)
• (cur | prev) 10:03, 15 October 2008‎ ‎ . . (29,966 bytes) (+529). . (15. On the planet Zot, a hill 23.1 m high represents a potential change of 416 J/kg of gravitational potential. What is the g on planet Zot?)
• (cur | prev) 09:57, 15 October 2008‎ ‎ . . (29,437 bytes) (+554). . (/* 14. The top of a hill is 420 J/kg higher in gravitational potential than the bottom. What work does it take to lift a 5.0 kg object from the bottom of the hill to the top? If the g is 9.81 N/kg,)
• (cur | prev) 09:50, 15 October 2008‎ ‎ . . (28,883 bytes) (+22). . (3. What is the force of gravity between a 674 kg object that is 7.15x106 m from earth’s center? (Earth has a mass of 5.97x1024 kg))
• (cur | prev) 11:01, 13 October 2008‎ ‎ . . (28,861 bytes) (+1,352). . (/* 9. The earth has a mass of 5.97x1024 kg, and a radius of 6.38x106 m. What work does it take to bring a 5.00 kg object from the surface of the earth to an elevation of 4.15x106 m above the earth’s)
• (cur | prev) 10:46, 13 October 2008‎ ‎ . . (27,509 bytes) (+286). . (8. What is the gravitational potential (in J/kg) at the surface of the moon? (The moon has a mass of 7.35x1022 kg and a radius of 1.737x106 m))
• (cur | prev) 10:44, 13 October 2008‎ ‎ . . (27,223 bytes) (+250). . (7. What is the gravitational potential (in J/kg) 12 cm from the center of a 212 kg ball of lead?)
• (cur | prev) 10:40, 13 October 2008‎ ‎ . . (26,973 bytes) (+571). . (6. A 117 kg mass falls freely from rest through a gravitational potential difference of 45 J/kg. What potential energy in J does it turn into kinetic energy, and what is its final velocity?)
• (cur | prev) 10:34, 13 October 2008‎ ‎ . . (26,402 bytes) (+298). . (13. What is the radius of a neutron star with a gravitational field strength of 3.4x1013 N/kg, and a mass of 8.13x1031 kg?)
• (cur | prev) 10:28, 13 October 2008‎ ‎ . . (26,104 bytes) (0). . (11. How much work does it take to move two 4.5x106 kg spheres whose centers are separated by 3.5 m initially, so that their centers are separated by 7.8 m?)
• (cur | prev) 10:28, 13 October 2008‎ ‎ . . (26,104 bytes) (+1,022). . (11. How much work does it take to move two 4.5x106 kg spheres whose centers are separated by 3.5 m initially, so that their centers are separated by 7.8 m?)
• (cur | prev) 10:14, 13 October 2008Cmurray (talk | contribs). . (25,082 bytes) (+1). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:14, 13 October 2008Cmurray (talk | contribs). . (25,081 bytes) (0). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:13, 13 October 2008Cmurray (talk | contribs). . (25,081 bytes) (+12). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:12, 13 October 2008Cmurray (talk | contribs). . (25,069 bytes) (+13). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:11, 13 October 2008Cmurray (talk | contribs). . (25,056 bytes) (+2). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:11, 13 October 2008Cmurray (talk | contribs). . (25,054 bytes) (0). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:10, 13 October 2008Cmurray (talk | contribs). . (25,054 bytes) (+2). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:10, 13 October 2008Cmurray (talk | contribs). . (25,052 bytes) (+39). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:07, 13 October 2008Cmurray (talk | contribs). . (25,013 bytes) (+16). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x10<sup>6</sup> m, and a mass of 7.35x10<sup>22</sup> kg?)
• (cur | prev) 10:06, 13 October 2008Cmurray (talk | contribs). . (24,997 bytes) (+445). . (12. What is the gravitational field strength on the surface of the moon with a radius of 1.737x106 m, and a mass of 7.35x1022 kg?)
• (cur | prev) 11:02, 8 October 2008‎ ‎ . . (24,552 bytes) (+659). . (5. What is the change in gravitational potential (in J/kg) if it takes 812 J of energy to lift a 34 kg object from the floor to a shelf? If g is 9.81 N/kg, what is the shelf height?)
• (cur | prev) 10:55, 8 October 2008‎ ‎ . . (23,893 bytes) (+6). . (4. At what distance from the center of the moon is the force of gravity on a 100.0 kg mass 5.00 N? (The moon has a mass of 7.35x1022 kg))
• (cur | prev) 10:54, 8 October 2008‎ ‎ . . (23,887 bytes) (+373). . (4. At what distance from the center of the moon is the force of gravity on a 100.0 kg mass 5.00 N? (The moon has a mass of 7.35x1022 kg))
• (cur | prev) 10:50, 8 October 2008‎ ‎ . . (23,514 bytes) (+317). . (3. What is the force of gravity between a 674 kg object that is 7.15x106 m from earth’s center? (Earth has a mass of 5.97x1024 kg))
• (cur | prev) 10:45, 8 October 2008‎ ‎ . . (23,197 bytes) (+180). . (2. What force does a 34 N/kg gravitational field exert on a 72.5 kg mass?)
• (cur | prev) 10:42, 8 October 2008‎ ‎ . . (23,017 bytes) (+189). . (1. What is the gravitational field strength at the surface of a planet if 5.3 kg of mass experiences 67.2 N of downward force due to gravity?)
• (cur | prev) 10:39, 8 October 2008‎ ‎ . . (22,828 bytes) (-13). . (/* 25. Three 115 gram 25.0 μC charges occupy the corners of an equilateral triangle 30.0 cm on a side. If the charges are released simultaneously, what is their speed when they are very far away, ass)
• (cur | prev) 10:38, 8 October 2008‎ ‎ . . (22,841 bytes) (+314). . (30. Two parallel plates are separated by 3.1 mm, and have 710. Volts of electric potential across them. What is the electrical field intensity between the plates?)
• (cur | prev) 10:35, 8 October 2008‎ ‎ . . (22,527 bytes) (+675). . (/* 29. Two parallel plated have a potential of 600. Volts across them. What work does it take to move 2.3 C of charge from one plate to the other? If the plates have an electric field intensity of 1)
• (cur | prev) 10:28, 8 October 2008‎ ‎ . . (21,852 bytes) (+654). . (28. There is a 12,350 N/C upward electric field 15.6 cm below what charge?)
• (cur | prev) 10:23, 8 October 2008‎ ‎ . . (21,198 bytes) (+696). . (27. What is the electric field 3.5 cm to the right of a 0.0137 μC charge?)
• (cur | prev) 10:16, 8 October 2008‎ ‎ . . (20,502 bytes) (+896). . (26. How much work does it take to move two 4.5 μC spheres whose centers are separated by 3.5 m initially, so that their centers are separated by 7.8 m?)
• (cur | prev) 11:24, 6 October 2008Cmurray (talk | contribs). . (19,606 bytes) (+2). . (Quantities in field theory:)
• (cur | prev) 11:03, 6 October 2008‎ ‎ . . (19,604 bytes) (+2,395). . (/* 24. A 25.1 μC charge is 67.0 cm to the right of a 16.8 μC charge. What work would it take to bring them closer so that they are separated by only 45.0 cm? If they each have a mass of 12.1 grams,)
• (cur | prev) 12:47, 2 October 2008Cmurray (talk | contribs). . (17,209 bytes) (-397). . (/* 24. A 25.1 μC charge is 67.0 cm to the right of a 16.8 μC charge. What work would it take to bring them closer so that they are separated by only 45.0 cm? If they each have a mass of 12.1 grams, what is their speed when they are very far away,)
• (cur | prev) 11:05, 2 October 2008‎ ‎ . . (17,606 bytes) (+699). . (/* 24. A 25.1 μC charge is 67.0 cm to the right of a 16.8 μC charge. What work would it take to bring them closer so that they are separated by only 45.0 cm? If they each have a mass of 12.1 grams,)
• (cur | prev) 10:41, 2 October 2008‎ ‎ . . (16,907 bytes) (+7). . (23. A sphere has a 2.1 μC charge spread evenly over its surface. What is the sphere’s radius if the electric potential on the surface is 48,000 V?)
• (cur | prev) 10:40, 2 October 2008‎ ‎ . . (16,900 bytes) (+328). . (23. A sphere has a 2.1 μC charge spread evenly over its surface. What is the sphere’s radius if the electric potential on the surface is 48,000 V?)
• (cur | prev) 10:36, 2 October 2008‎ ‎ . . (16,572 bytes) (+268). . (22. What is the electrical potential 7.8 cm from the center of a 0.215 μC charge?)
• (cur | prev) 10:30, 2 October 2008‎ ‎ . . (16,304 bytes) (+888). . (21. A proton accelerates from rest through an electric potential of 24.0 V. What is its change in potential energy, and what is its final velocity?)
• (cur | prev) 10:17, 2 October 2008‎ ‎ . . (15,416 bytes) (+8). . (20. What is the change in electrical potential if it takes 812 J of energy to move a 15 μC charge from point A to point B?)
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