59) Which of the following types of energy is possed by a tighly wound watch spring?
Related KPCL AE Mechanical Question Papers - 2015 with Answer Key
constant at any point in time
10 power -5 N
They are the forces which meet at one point with lines of action lying on same plane.
Co-planar concurrent forces are those forces which meet at one point and their lines of action also lie on the same plane.