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# $A I N$ pendulum bob is held at an angle $\theta$ from the vertical by a $2\;N$ horizontal force $\overrightarrow {F}$ as shown in figure. The tension in the string supporting the pendulum bob (in Newtons) is

$\begin {array} {1 1} (a)\;\cos \theta & \quad (b)\;\frac{2}{\cos \theta} \\ (c)\;\sqrt 5 & \quad (d)\;1 \end {array}$
Can you answer this question?

$(c)\;\sqrt 5$
answered Nov 7, 2013 by

+1 vote