[tex]dane:\\v_{o} = 0\\v = 33\frac{km}{s} = 33000\frac{m}{s}\\g = 10\frac{m}{s^{2}}\\szukane:\\t = ?\\\\dla \ \ v_{o} = 0\\\\v = g\cdot t \ \ /:g\\\\t = \frac{v}{g}\\\\t = \frac{33000\frac{m}{s}}{10\frac{m}{s^{2}}}\\\\t = 3 \ 300 \ s = 55 \ min[/tex]
