Monday, December 28, 2020
The planet Jupiter and one of its moons, Io, may be considered to be uniform spheres that are isolated in space.
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Question 11 (a) State Newton’s law of gravitation. [2] (b) The planet Jupiter and one of its moons, I o, may be considered to ...
Monday, December 21, 2020
Two small solid metal spheres A and B have equal radii and are in a vacuum. Their centres are 15 cm apart.
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Question 30 Two small solid metal spheres A and B have equal radii and are in a vacuum. Their centres are 15 cm apart. Sphere A has ch...
Tuesday, December 15, 2020
A rectangular block of steel supporting a very large component of a bridge has a height of 15 cm and a cross-section of 20 cm × 12 cm.
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Question 18 A rectangular block of steel supporting a very large component of a bridge has a height of 15 cm and a cross-section of 20 c...
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