A Block Is Placed on an Inclined Plane with an Angle

question 18

Multiple Choice

A block is placed on an inclined plane with an angle of inclination $\theta$ in degrees) with respect to horizontal. The coefficient of static friction between the block and the inclined plane is 0.7. For what maximum value of $\theta$ will the block remain stationary on the inclined surface?

• A) 35^o
• B) 82^o
• C) 44^o
• D) 30^o
• E) 18^o

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