Strength of Materials
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

ellipse
parabola
circle
hyperbola

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Strength of Materials
Center of percussion is

the point of metacentre
the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis
point of suspension
the point of C.G.

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