Tessellate S.T.E.M.S - Physics - College - Set 2 - Problem 3

A rod of rest length $1m$ is moving with velocity v $= \sqrt[]{\frac{7}{12}} c \hat{x}$ . The rod makes an angle $\frac{\pi}{6}$ with the x-axis. Find the length of rod as measured by a stationary observer.

This problem is a part of Tessellate S.T.E.M.S.