physics

a skydiver who weighs 500N reaches terminal velocity of 90 km/h. the air resistence on the diver is then...
a)90N
b)250N
c)410N
d)500N
e)none of these
EXPLAIN PLEASE :)

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  1. Terninal velocity is reached when the weight equals the air resistance force. At that point, forces are in balance and acceleration stops.

    That should be a good clue.

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