PHYSICS · Single correct · CBSE · Physics · Work, Energy and Power · Work, Energy and Power
Problem
For an object moving at speed v, the graph of kinetic energy K versus mass m is a straight line through the origin. If the speed is doubled, by what factor does the slope of the K–m graph change?
(a) It becomes twice as large
(b) It remains unchanged
(c) It becomes four times as large
(d) It becomes half as large