Author Question: Three galaxies, each of mass M = 4.0 1041 kg, lie in a plane at the corners of an equilateral ... (Read 56 times)

futuristic · **on:** Aug 6, 2020

Question 1

Three 5.0-kg masses are located at points in the xy plane, as shown. What is the magnitude of the resultant force (caused by the other two masses) on the mass at x = 0, y = 0.30 m?

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2.6 × 10⁻⁸ N

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2.0 × 10⁻⁸ N

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2.9 × 10⁻⁸ N

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2.3 × 10⁻⁸ N

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2.1 × 10⁻⁸ N

Question 2

Three galaxies, each of mass M = 4.0 × 10⁴¹ kg, lie in a plane at the corners of an equilateral triangle with sides of 5.0 × 10²² m length. The magnitude of the force the other two galaxies exert on each galaxy is

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4.3 × 10²⁷ N.

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6.4 × 10²⁷ N.

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7.4 × 10²⁷ N.

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8.6 × 10²⁷ N.

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4.3 × 10²⁸ N.

31809pancho · **Reply #1 on:** Aug 6, 2020

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