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The figure shows a vertical bar A B C D pinned at its bottom end A. The bar is supported by two vertical bars at B and C labeled 1 and 2. The separation between A and B is 530 millimeters. The separation between B and C is 710 millimeters. The separation between C and D is 530 millimeters. The length of the bar labeled 1 at B is 950 millimeters and the length of the bar labeled 2 at D is 750 millimeters. The load at point C is 55 kilo newtons. A box on the top right lists the following bar properties. A subscript 1 equals 300 square millimeters, E subscript 1 equals 100 giga pascals, A subscript 2 equals 350 square millimeters and E subscript 2 equals 100 giga pascals.

 

 

 

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1st 2nd 3rd

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