Q2 The truck dumps water on the ground such that it flows from the truck through a 100-mm-wide opening at an angle of 60°. The length of the opening is 2 m. Determine the friction force that all the wheels of the truck must exert on the ground to keep the truck from moving at the instant the water depth in the truck is 1.75 m. 'A 1.75 m B 60°

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