A block of weight 100 N is lying on a rough horizontal surface-If - - 1-3 - the least possible force that can move the block is

The correct option is A 100√(3) Force of resistance =μ N=μ× mg=μ× 100=100√(3) Force required =100√(3) ...

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Standard VII

Physics

Law of Conservation of Energy

A block of we...

Question

A block of weight $100 N$ is lying on a rough horizontal surface.If $μ = \frac{1}{\sqrt{3}}$ , the least possible force that can move the block is

\frac{100}{\sqrt{3}}

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100 \sqrt{3}

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80 \sqrt{3}

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50 N

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Solution

The correct option is A $\frac{100}{\sqrt{3}}$
Force of resistance $= μ N = μ \times m g = μ \times 100 = \frac{100}{\sqrt{3}}$
Force required $= \frac{100}{\sqrt{3}}$

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A block of weight 100N is lying on a rough horizontal surface.If μ=1√3 , the least possible force that can move the block is

The correct option is A 100√3Force of resistance =μN=μ×mg=μ×100=100√3Force required =100√3

A block of weight $100 N$ is lying on a rough horizontal surface.If $μ = \frac{1}{\sqrt{3}}$ , the least possible force that can move the block is

The correct option is A $\frac{100}{\sqrt{3}}$
Force of resistance $= μ N = μ \times m g = μ \times 100 = \frac{100}{\sqrt{3}}$
Force required $= \frac{100}{\sqrt{3}}$