# Problems On Radius Of Curvature

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**Problems on Radius of Curvature:**

1. Find the radius of curvature at any point on the curve y = a log sec ( x/a ).

**Solutions:
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∴ Radius of Curvature = a sec (x/a)

2. For the curve y = c cos h (x/c), show that ρ = y^{2}/c

**Solutions:
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