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144.A uniform rod AB of weight W is hinged to a fixed point A.it is held in horizontal position by a string,one end of which is attached to B as shown in the picture.find in terms of W,the tension of the string? |
| Answer» 144.A uniform rod AB of weight W is hinged to a fixed point A.it is held in horizontal position by a string,one end of which is attached to B as shown in the picture.find in terms of W,the tension of the string? | |