1.

If speed is plotted along x-axis and Kinetic energy against y-axis, then the graph obtained has a shape similar to that of A. circle B. ellipse C. hyperbola D. parabola

Answer»

be a PARABOLA.let speed = xkinetic energy = y = 1/2 m x²the shape of this CURVE is a parabola, as it is in the form:  x² = 4 a y   The curve is ALWAYS above x axis. The axis of the parabola is x = 0  or the y axis. the directrix of parabola is  at  y = - 1/(2m)



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