What Is the Gravitational Force on a 20-Kg Satellite Circling

question 3

Multiple Choice

What is the gravitational force on a 20-kg satellite circling the Earth (radius = 6.4 * 106 m, mass = 6.0 * 1024 kg) with a period of 5.0 h?

• A)88 N
• B)55 N
• C)36 N
• D)98 N
• E)18 N

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