atime interva3
s by accelerating for a teely brak-
2 i liate:
AA atarate wi 三 0.100 m/s? and then 一絢 intervat
ing with acceleration 2 二 一0.500 m/s for ce
Az. Find the minimum time interval of trave
tnle interval A-
alls to the
!/49>@A hard rubber ball, released at chest height, f 人
贍ee and bounces back to nearly the same helg 則
When 翌is im contact with the pavemene the lower 上de
匣ce pa is temporarily Hattened. Suppose the maximurm
qep征 of the dent is on the order ofl cm. Cormpute am
order-ofmagnitude estimate_ for the maximum aceeler2-
fion of 症e ba while it is in contact with_the paverment.
State your assumptions, the quantities you estimate, and
匝e vaJues you estimate for them.
/9.7 An quisitiyve physics student and mountain climber
Clmps a 50.0-m cliff that overhangs a calm pool of
water. 刁e 出rows two stones 1 d
apart, and observes that
1有店沿
WDnWar