iran-konkur 2016 Q190

iran-konkur · Other · konkur-riazi_1395_specialized Not Maths
190. The transverse wave function in a wire whose cross-sectional diameter is $2\,\text{mm}$ and its density is $A\,\dfrac{\text{g}}{\text{cm}^3}$ is, in SI units: $$u_y = 0.02\sin(3t - 1.5x)$$ How many newtons is the tension in the wire? $(\pi = 3)$
  • [(1)] $4.8$ (2) $96$ (3) $9.6$ (4) $48$
\textbf{190.} The transverse wave function in a wire whose cross-sectional diameter is $2\,\text{mm}$ and its density is $A\,\dfrac{\text{g}}{\text{cm}^3}$ is, in SI units:
$$u_y = 0.02\sin(3t - 1.5x)$$
How many newtons is the tension in the wire? $(\pi = 3)$

\begin{itemize}
\item[(1)] $4.8$ \quad (2) $96$ \quad (3) $9.6$ \quad (4) $48$
\end{itemize}