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  • A yo-yo is placed on a rough horizontal surface and a constant force 'f' acts on it. If a yo-yo doesn't leave the ground, then which statement describes the behavior of a yo-yo?

A yo-yo is placed on a rough horizontal surface and a constant force 'f' acts on it. If a yo-yo doesn't leave the ground, then which statement describes the behavior of a yo-yo?

 

Option: 1

It will move towards the left, friction force will act towards the left.


Option: 2

friction force will act towards the right, so it will move towards the right


Option: 3

Friction force act towards left so it will move towards left


Option: 4

It will move towards the right so friction force will act towards the right.


Answers (1)

best_answer

As friction will appear on the lest side of the yo-yo . So, its torque will counter the torque provided by the constant force.

f=ma_{c.m}

a_{c.m}=\frac{f}{m}

    

Posted by

Rakesh

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