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Two masses $m_{1}$ = 5 kg and $m_{2}$ = 4.8 kg tied to a string are hanging over a light frictionless pulley. What is the acceleration of the masses when they are free to move (g = $9.8 m / s^{2}$ )?

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0.2m/s2

9.8m/s2

5m/s2

4.8m/s2

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detailed solution

Correct option is A

acceleration of a pulley system =a=m1-m2m1+m2g=0.2g9.8=0.2m/s2

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Two masses m1= 5 kg and m2 = 4.8 kg tied to a string are hanging over a light frictionless pulley. What is the acceleration of the masses when they are free to move (g = 9.8 m/s2)?

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Ready to Test Your Skills?

free study material

Two masses $m_{1}$ = 5 kg and $m_{2}$ = 4.8 kg tied to a string are hanging over a light frictionless pulley. What is the acceleration of the masses when they are free to move (g = $9.8 m / s^{2}$ )?