Which of the following option correctly describe the variation of the speed upsilon and acceleration 'a' of a point mass falling vertically in a viscous medium that applies a force F= - k upsilon, where 'k' is a constant, on the body ? (Graphs are schematic and not drawn to scale)

Which of the following option correctly describe the variation of the

1.	Which of the following option correctly describe the variation of the speed upsilon and acceleration 'a' of a point mass falling vertically in a viscous medium that applies a force F= - k upsilon, where 'k' is a constant, on the body ? (Graphs are schematic and not drawn to scale)
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