saad has mass 80kg at the equator. what will be the centripetal acceleration on saad if radius of the earth is 6.4*10^6m
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here
m=80kg
R=6.4 x 10 ⁶ m
Earth completes one rotation in 24 hours
thus, T=24x3600sec
Centripetal acceleration = ac=ω²R
ac=(2π/T)2 R
ac=(2π)/T)2 R=[4π²/(24x3600)²] X 6.4 x 10⁶
ac=0.034m/s2
m=80kg
R=6.4 x 10 ⁶ m
Earth completes one rotation in 24 hours
thus, T=24x3600sec
Centripetal acceleration = ac=ω²R
ac=(2π/T)2 R
ac=(2π)/T)2 R=[4π²/(24x3600)²] X 6.4 x 10⁶
ac=0.034m/s2
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