Question

Q 1. A cubical box placed on the top of a fixed sphere edge of box is a and radius of sphere is b then least radius of sphere equilibrium will be stable ?
1 , b=1/3 a
2 , b=1/4 a
3 , b=1/2 a
4 , b=a

Answer 1

Answer:

it will be b= 1/2a

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