Respuesta :

Answer:

=60÷15

=4 oscillations

Answer:

[tex]\Huge \boxed{\mathrm{0.25 \ s}}[/tex]

Explanation:

[tex]\sf \displaystyle time \ period = \frac{time \ taken}{number \ of \ oscillations }[/tex]

[tex]\displaystyle \frac{15}{60 }=\frac{1}{4} =0.25[/tex]