Find the energy equation for the system shown in the figure. 'm' is the mass of the block moving at a velocity 'v', 'k' is the spring constant, 'q' is the coefficient of friction of the floor and let 'd' be the compression in the spring.

MCQs on work, energy and power basics, work energy theorem, kinetic energy, friction, potential energy, variable force, spring potential energy, energy conservation law, power, collision and mechanical energy conservations.