You are riding your bike around a curve at a speed of 4.00 m/s. If the radius of the curve is 12.0 m, your centripetal acceleration is _____ towards the centre of the curve.

Question

You are riding your bike around a curve at a speed of 4.00 m/s.  If the radius of the curve is 12.0 m, your centripetal acceleration is _____ towards the centre of the curve.

johnweldon1993 · Answer

$$\large F_c = ma_c = \frac{mv^2}{r}$$

so plug in your values and solve for F

johnweldon1993 · Answer

Sorry  I realize me deriving it from the centripetal force equation might confuse you$$\large a_c = \frac{v^2}{r}$$

Plug in your 4 for 'v' and 12 for 'r'