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Q. A body of weight $2\, kg$ is suspended as shown in figure. The tension $ T_ 1 $ in the horizontal string (in kg-wt) isPhysics Question Image

ManipalManipal 2010Laws of Motion

Solution:

$T \sin 30^{o}=2 \,k g-w t$
image
$\Rightarrow T=4 \,k g-w t$
$T_{1}=T \cos 30^{\circ}$
$=4 \cos 30^{\circ}=2 \sqrt{3}$