Jan 13 (edited) • Problem of the Day
Problem of the Day: January 13th, 2025
A uniform beam of length 12 ft and weight 300 lb is supported by a pin at A and a roller at B.
A cable attached at point C (4 ft from A) runs over a smooth pulley at D and supports a 400 lb block as shown.
If D is located 3 ft above and 5 ft to the right of C, what is the magnitude of the horizontal reaction force at pin A?
A) 325 lb
B) 340 lb
C) 355 lb
D) 370 lb
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Problem of the Day: January 13th, 2025
