The block B has a mass of 10 kg- The coefficient of friction between block B and the surface is - - 0-5- Determine the acceleration of the block A of mass 16 kg- Neglect the mass of the pulleys and cords- Take g-10 m-s2-

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Standard XII

Physics

Maximum Push Using Friction

The block B h...

Question

The block $B$ has a mass of $10 kg$ . The coefficient of friction between block $B$ and the surface is $μ = 0.5$ . Determine the acceleration of the block $A$ of mass $16 kg$ . Neglect the mass of the pulleys and cords. (Take $g = 10 {m/s}^{2})$ .

Zero

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2 {m/s}^{2}

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1 {m/s}^{2}

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None of these

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Solution

The correct option is A Zero

Maximum friction force is $μ m g = 0.5 \times 100 = 50 N$
which is greater than $40 N$ , tension in the string attched to it.
$∴$ Block does not move

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The block B has a mass of 10 kg. The coefficient of friction between block B and the surface is μ=0.5. Determine the acceleration of the block A of mass 16 kg. Neglect the mass of the pulleys and cords. (Take g=10 m/s2).

The correct option is A Zero Maximum friction force is μmg=0.5×100=50 N which is greater than 40 N, tension in the string attched to it. ∴ Block does not move

The block $B$ has a mass of $10 kg$ . The coefficient of friction between block $B$ and the surface is $μ = 0.5$ . Determine the acceleration of the block $A$ of mass $16 kg$ . Neglect the mass of the pulleys and cords. (Take $g = 10 {m/s}^{2})$ .

The correct option is A Zero

Maximum friction force is $μ m g = 0.5 \times 100 = 50 N$
which is greater than $40 N$ , tension in the string attched to it.
$∴$ Block does not move