Resultant of 2 forces is 1 and p is perpendicular to1 and equal to 1 then the value of p is
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Resolving p , the one parallel to the 1 force is p sin a, the perpendicular one is p cos a. Hence both are equal to one. tan a = 1 hence a = 45. And p = √ 1+1) = √ 2.
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