First slide

Second law

Question

A body of mass 2kg is acted upon by two forces each of magnitude 1 newton making an angle of 60° with each other. The net acceleration of the body

Moderate

A

0.5
B

1.0
C

$\frac{\sqrt{3}}{2}$
D

$\frac{\sqrt{2}}{3}$

Solution

$\begin{aligned} a_{net} & = \frac{2 Fcos (θ / 2)}{m} \\ = \frac{\sqrt{3}}{2} {ms}^{- 2} \end{aligned}$

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