Successive Collisions with a Surface (Edexcel A-Level Further Mathematics): Quizzes

It remains unchanged

$v_{\perp, \text{after}} = -e v_{\perp, \text{before}}$

$0 \leq e \leq 1$

$h_n = e^{2n} h_0$

$v_{\perp, n} = (-e)^n v_{\perp, 0}$

$4 \, \text{ms}^{-1}$

$0.64 \, \text{m}$

$\begin{pmatrix} 5 \\ 0 \end{pmatrix}$

Some kinetic energy is lost

$v = \sqrt{2gh}$