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Oblicz wysokość na jaką dotrze kulka rzucona w górę z szybkością 6 m/s. Opory ruchu można zaniedbać.



Odpowiedź :

Wyjaśnienie. E

E p

E p

  1. E p =E k

k

k

  1. k EEp =mgh; E k

k =

k = 2

k = 2mv

k = 2mv 2

k = 2mv 2

k = 2mv 2

k = 2mv 2

k = 2mv 2 mgh=

k = 2mv 2 mgh= 2

k = 2mv 2 mgh= 2mv

k = 2mv 2 mgh= 2mv 2

k = 2mv 2 mgh= 2mv 2

k = 2mv 2 mgh= 2mv 2

k = 2mv 2 mgh= 2mv 2 /:mg

k = 2mv 2 mgh= 2mv 2 /:mgh=

k = 2mv 2 mgh= 2mv 2 /:mgh= 2g

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h=

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s)

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 =

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2 /s

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2 /s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2 /s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2 /s 2

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2 /s 2 =0,8m=80cm

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2 /s 2 =0,8m=80cmtext\Odp:Kulka dotrze na wysokosc 80cm

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2 /s 2 =0,8m=80cmtext\Odp:Kulka dotrze na wysokosc 80cm\©DRK

k = 2mv 2 mgh= 2mv 2 /:mgh= 2gv 2 v=4 m/s; g=10 m/s 2 h= 2⋅10 m/s 2 (4 m/s) 2 = 20 m/s 2 16 m 2 /s 2 =0,8m=80cmtext\Odp:Kulka dotrze na wysokosc 80cm\©DRK