If I recall correctly,
a = rω²
where ω = angular velocity
Here, ω = 2π/1.5 hr
a = 4175 * (2π/1.5)² = 4175 * 17.546 = 73254 mi/hr²
Look good to you?
A satellite that is 4175 miles from the center of the earth, orbits with a period of 90 minutes. What is its centripetal acceleration?
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