A wooden block is placed on an inclined plane. The block just begins to slide down when the angle of the inclination is increased to $45^{o}$ . What is the coefficient of the friction?

0.25

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0.75

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0.5

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Solution

The correct option is C 1

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A wooden block is placed on an inclined plane. The block just begins to slide down when the angle of the inclination is increased to 45o. What is the coefficient of the friction?

The correct option is C 1

A wooden block is placed on an inclined plane. The block just begins to slide down when the angle of the inclination is increased to $45^{o}$ . What is the coefficient of the friction?