In the diagram illustrated a block of mass M is at rest on a plane...
PHYSICS
WAEC 2018
In the diagram illustrated a block of mass M is at rest on a plane inclined at an angle \(\theta\) to the horizontal. As \(\theta\) increases, the velocity ratio of the plane
- A. increases
- B. decreases
- C. remain the same
- D. decreases and later increases
Correct Answer: B. decreases
Explanation
The velocity ratio and therefore, the mechanical advantage of an inclined plane system increases as \(\theta\) decreases and vice-versa.
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