Jakie ma napięcie elektron rozpędzony przez Ek=300J ?
1 doba = 24 x 60 x 60 = 86400 [s] = 8,64 x 10^4 [s]1 rok = 365 x 86400 = 31536000 [s] = 3,1536 x 10^7 [s]
koleżanka chyba pomyliła zadania ;)
qU=W
Ek~W
q=1,6*10^-19
Ek = 300J = 3*10^2
U=Ek/q = 1,875*10^21
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1 doba = 24 x 60 x 60 = 86400 [s] = 8,64 x 10^4 [s]
1 rok = 365 x 86400 = 31536000 [s] = 3,1536 x 10^7 [s]
koleżanka chyba pomyliła zadania ;)
qU=W
Ek~W
q=1,6*10^-19
Ek = 300J = 3*10^2
U=Ek/q = 1,875*10^21