1.1# Which of the following is the locus of a point that moves in such a manner that its distance from a fixed point is equal to its distance from a fixed line multiplied by a constant greater than one

3.105. If three forces acting in different planes can be represented by a triangle, these will be in

4.122. The M.I. of hollow circular section about a central axis perpendicular to section as compared to its M.I. about horizontal axis is

5.111. Which of the following is not the unit of energy