Asked by chrystabelle
A missile of mass 4kg is fired through a stack of asbestos sheets 1.8m thick.If the missile approaches the asbestos with a velocity of 540m/s and emerges with a velocity of 270m/s,determine the average resistance R of the sheets.
Answers
Answered by
bobpursley
I am quite uncertain what resistance means. However, the average force of resistance can be calculated.
ForceResistance*distance=KEentering-KEleaving
forceResistance*1.8=1/2 *4(540^2-270^2)
solve for the average force of resistance.
ForceResistance*distance=KEentering-KEleaving
forceResistance*1.8=1/2 *4(540^2-270^2)
solve for the average force of resistance.
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