A small particle elastically strikes a fixed smooth sphere of $4\,cm$ radius, with a speed of $5\,m/s$. The impact parameter for the collision is $2\sqrt {3\,} \,cm$ . Calculate the angle of deflection of the particle ............... $^o$
A small particle elastically strikes a fixed smooth sphere of $4\,cm$ radius, with a speed of $5\,m/s$. The impact parameter for the collision is $2\sqrt {3\,} \,cm$ . Calculate the angle of deflection of the particle ............... $^o$
- A
$60$
- B
$30$
- C
$45$
- D
$75$
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