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Standard XII

Physics

Calculating Friction Using Coeffcients

A bar weighin...

Question

A bar weighing 100 N hinged at one end and the end is tied to a vertical string which keeps the bar horizontal. The tension in the string in nearer to

500 N

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100 N

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50 N

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10 N

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Solution

The correct option is C $50 N$
$\begin{matrix} let length of bar = l from diagram given data 100 \times \frac{l}{2} = T \times l on T = 50 N \end{matrix}$

Option C

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A bar weighing 100 N hinged at one end and the end is tied to a vertical string which keeps the bar horizontal. The tension in the string in nearer to

The correct option is C 50N let length of bar =l from diagram given data 100×l2=T×l on T=50 N Option C

The correct option is C $50 N$
$\begin{matrix} let length of bar = l from diagram given data 100 \times \frac{l}{2} = T \times l on T = 50 N \end{matrix}$

Option C