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A point p lies in thex-y plane.its position can be specified by x,y co-ordinates or by a radially directed vector r=xi+yj, making an angle †extcent with the x-axis.find a vector ir of unit magnitude in the direction of vector r and a vector iv of unit magnitude normal to the vector ir and lying in the x-y plane

Answer» A point p lies in thex-y plane.its position can be specified by x,y co-ordinates or by a radially directed vector r=xi+yj, making an angle †extcent with the x-axis.find a vector ir of unit magnitude in the direction of vector r and a vector iv of unit magnitude normal to the vector ir and lying in the x-y plane


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