Two particles of equal mass have respective initial velocities and

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Linear Momentum · Linear Momentum

Problem

Two particles of equal mass

m

have respective initial velocities

u\hat{i}

and

u\left(\frac{\hat{i} + \hat{j}}{2}\right)

. They collide completely inelastically. The energy lost in the process is: [Main 9 Jan. 2020 I]