Given the forces shown below, the components of F1 are: X- F₁=75 lb 2 1 Y O Y O Fix=-67.1 lb F1Y = -33.5 lb O Fix=-35.3 lb F1Y=-61.7 lb O Fix--61.7 lb Fiy=-35.3 lb O Fix--33.5 lb F1Y=-67.1 lb 30° -X F₂=60 lb

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!