Question Number 71643 by ajfour last updated on 18/Oct/19
Commented by ajfour last updated on 23/Oct/19
$${Assuming}\:{perfectly}\:{inelastic} \\ $$$${collision}\:{takes}\:{place}\:{and}\:{sphere} \\ $$$${climbs}\:{up}\:{the}\:{embankment}. \\ $$$${Find}\:{u}_{{min}} \:{for}\:{this}\:{to}\:{be}\:{possible}. \\ $$$$\left({assume}\:{pure}\:{rolling}\:{all}\:{along}\right).\:\: \\ $$
Commented by mr W last updated on 18/Oct/19
$${perfectly}\:{inelastic}\:{or} \\ $$$${perfectly}\:{elastic}? \\ $$
Commented by ajfour last updated on 18/Oct/19
$${prfectly}\:{inelastic},\:{so}\:{that}\:{it} \\ $$$${dont}\:{rebound}\:{off}\:{but}\:{climbs}\:{up}, \\ $$$${Sir}. \\ $$