Velocity ( speed ) = 60 km / h = 60 000 m / 3 600 s =
1 200 ∙ 50 m / 1 200 ∙ 3 s = 50 / 3 m / s
Fc in terms of mass, radius and velocity:
Fc = m v² / r
Fc = 2 100 ∙ ( 50 / 3 )² / 175 = ( 2 100 ∙ 2 500 / 9 ) / 175 =
( 5 250 000 / 9 ) / 175 = 5 250 000 / 9 ∙ 175 = 5 250 000 / 1 575
= 525 ∙ 10 000 / 525 ∙ 3 = 10 000 / 3 kg m / s² = 10 000 / 3 N = 3 333.333... N
Calculate the centripetal force on a 2100kg car rounding a curve of 175m radius at speed of 60kph
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