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in Physics by (41.2k points) 1 flag
A large number of small identical blocks, each of mass m, are placed on a smooth horizontal surface with distance between two successive blocks being d. A constant force F is applied on the first block as shown in the figure
image
(a) If the collisions are elastic, plot the variation of speed of block 1 with time.
(b) Assuming the collisions to be perfectly inelastic, find the speed of the moving blocks after n collisions. To what value does this speed tend to if n is very large.

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1 Answer

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by (57.1k points)
Correct Answer - (a) See the solution for the graph
(b) `sqrt((n)/(n+1)(Fd)/(m));sqrt((Fd)/(m))`

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