3. A horizontal force of 5 kN is acting on the wedge, as shown in the figure. The coefficient of friction at all rubbing surfaces is 0.25. Find the load W which can be held in position. The weight of block B may be neglected.
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The three major categories of fraction models are the area model, linear model, and set model. Evidence suggests that providing opportunities for students to work with all three models plays a crucial role in developing a conceptual understanding of fractions.
Explanation:
The weight of block B may be neglected.
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