First slide

Instantaneous acceleration

Question

Acceleration of a particle moving along a straight line is changing with time according to the graph shown in figure. Initially the particle was at rest. Its maximum velocity is

Easy

A

6 m/s
B

8 m/s
C

10 m/s
D

16 m/s

Solution

(2)
$\begin{array}{l} V_{\max} = A r e a u n d e r a - t g r a p h \\ = \frac{1}{2} \times 4 \times 4 m / s \\ = 8 m / s . \end{array}$

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