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19. Exercises

From Mechanics

Revision as of 16:52, 19 November 2009 by Ian (Talk | contribs)
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Exercise 19.1

The acceleration, a ms−2, of the cyclist, at time t seconds is given by: a=1−t15 for 0t15.

The cyclist travels along a straight road.

a) Given that the cyclist starts at rest, find an expression for the velocity cyclist at time t.

b) What is the speed of the cyclist after 15 seconds?

c) How far does the cyclist travel in the 15 seconds?


Answer a | Answer b | Answer c | Solution a | Solution b | Solution c

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