A 5  10^-6-Kg Dot of Paint on the Side

question 73

Multiple Choice

A 5  10^-6-kg dot of paint on the side of a rotating cylinder flies off when the angular speed of the cylinder reaches 5  10³ rad/s. The spin axis of the cylinder is vertical and its radius is 0.04 m. The force of adhesion between the paint and the surface is approximately

• A) 1 N.
• B) 1 mN.
• C) 5 mN.
• D) 5 kN.
• E) 5 N.

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