Question 8.14: A traffic cone is modelled as a hollow cone of height 45 cm ...

An Introduction to Mathematics for Engineers: Mechanics

A traffic cone is modelled as a hollow cone of height 45 cm standing on a heavy cylindrical base of radius 20 cm and height 5 cm. The mass of the base is twice that of the cone.
i) Find the position of the centre of mass of the traffic cone.
ii) What is the angle of the steepest slope it can be placed on without toppling?

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