Normal force in circular motion, is my work correct

[fishingspree2]

Homework Statement

If:
weight = m
speed = v
angle = theta
radius = r

Write an algebric expression that is equal to the Normal force

Homework Equations

F = ma
a_centr. = v²/r

The Attempt at a Solution

N -mgcos(theta) = m v²/r
N = m v²/r +mgcos(theta)

correct?

 

[Doc Al]

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