Consider a train that rounds an unbanked curve with a radius of 600m at a speed of 160 km/hr. The sideways force on a train passenger of 70 kg is equal to?© BrainMass Inc. brainmass.com September 29, 2022, 1:49 pm ad1c9bdddf
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The sideways force is the centripetal force.
so F = mv^2/r (^2 is the square of v)
here the speed v = 160 km/hr = 160*1000 / 3600 (m/s) = 44.44 m/s
the radius of the cicular motion r = 600 m
then the centripetal force is
F = 70 * 44.44^2 / 600 = 230.45 N
so the sideways force is 230.45 N.