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Two particles of equal mas \( m \) have respective initial velocities u \( \hat{i} \) and \( u\left(\frac{\hat{i}+\hat{j…

Q1

Two particles of equal mas \( m \) 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

[JEE Main 2020, 9 Jan (Shift 1)]

a

\( \frac{3}{4} m u^{2} \)

b

\( \sqrt{\frac{2}{3}} m u^{2} \)

c

\( \frac{1}{3} m u^{2} \)

d

\( \frac{1}{8} m u^{2} \)

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