Question: Exercise 3 . 1 A frame supports a vertical force of 4 k N at B as shown in Fig . 3 . 1 2

Exercise 3.1 A frame supports a vertical force of 4kN at B as shown in Fig.3.12.
Determine reactions at pins A and D.
[Answer RA=-8i-4jkN;RD=8i+8jkN]
Exercise 3 . 1 A frame supports a vertical force

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