Question

va rog frumos am nevoie mâine ​

Answer 1

Răspuns:

răspunsul corect b) 3R

F=k×M×m/R^2

K =constanta gravitationala = 6,674×10-11Nm^2/kg^2

F=m×a

F=m×a=k×M×/R^2

a=g=kM/R^2

g^1=kM/(R+X)^2

(kM/R^2)/(kM/(R+X)^2=16

(R+X)^2/R^2=16

(R+X)^2/R^2=16

R+X/4=4

R+X=4R

X=4R-R=3R

Explicație:

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