Question: A satellite revolves around the Earth in a circular orbit at a distance of 640 km above the Earth's surface (known as the Earth's radius

A satellite revolves around the Earth in a circular orbit at a distance of 640 km above the Earth's surface (known as the Earth's radius rg = 6370 km) with a period of 98 minutes. How much,

a. satellite speed, b. centripetal acceleration of the satellite.

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