Question: Can this please be solved with a step by step explanation and free body diagram Thank you Question 3: The hook wrench or pin spanner
Can this please be solved with a step by step explanation and free body diagram Thank you

Question 3: The hook wrench or pin spanner is used to turn shafts and collars. If P is 300 N to turn the 150 mm diameter collar about its center C, determine the contact force R on the smooth surface at B (There is one force horizontal at B). Engagement of the pin at A may be considered to occur at the periphery of the collar. At point A assume there are two forces of horizontal & vertical. 50 C DD 8 75 mm 375 mm Figure 3: Hook wrench or pin spanner
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