The right-angle bar rotates clockwise with an angular velocity which is decreasing at the rate of \(4 \mathrm{rad} / \mathrm{s}^{2}\). Write the vector expressions for the velocity and acceleration of point \(A\) when \(\omega=2 \mathrm{rad} / \mathrm{s}\).

Transcribed Image Text:

y 3 0.4 m 0.3 m x