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A section of smooth fixed circular track of radius R in vertical plane is shown in the fig. a block is realeased from position A & leaves the track at B.The radius of curvature of its trajectory when it just leaves the track at B is: a)R b)R/4 c)R/2 d)none ans (c)

A section of smooth fixed circular track of radius R in vertical plane is shown in the fig.
a block is realeased from position A & leaves the track at B.The radius of curvature of its trajectory when it just leaves the track at B is:
a)R
b)R/4
c)R/2
d)none

ans (c)


 


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Grade:12

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