JEE MAIN - Physics (2019 - 10th January Evening Slot - No. 4)
A particle starts from the origin at time t = 0 and moves along the positive x-axis. The graph of velocity with respect to time is shown in figure. What is the position of the particle at time t = 5s ?
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3 m
9 m
10 m
6 m
Explanation
S = Area under graph
$${1 \over 2}$$ $$ \times $$ 2$$ \times $$2 + 2 $$ \times $$ 2 + 3 $$ \times $$ 1 = 9 m
$${1 \over 2}$$ $$ \times $$ 2$$ \times $$2 + 2 $$ \times $$ 2 + 3 $$ \times $$ 1 = 9 m
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