Engineering, 26.06.2020 15:01 george27212
. Two rods, with masses MA and MB having a coefficient of restitution, e, move
along a common line on a surface, figure 2.
a) Find the general expression for the velocities of the two rods after impact.
(7 marks)
b) If mA = 2 kg, m3 = 1 kg, Vo= 3 m/s, and e = 0.65, find the value of the initial
velocity v4 of rod A for it to be at rest after the impact and the final velocity vB
of rod B.
(4 marks)
c) Find the magnitude of the impulse for the condition in part b. (3 marks)
d) Find the percent decrease in kinetic energy
which corresponds to the impact in
(3 marks)
part b.
Answers: 3
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. Two rods, with masses MA and MB having a coefficient of restitution, e, move
along a common line...
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