Sroblem $06\mathrm{.}042.$a $-$ Shearing stresses through arbitrary cuts in a beam

Determine the corresponding shearing stress at point $\backslash ($ a $\backslash ).($Round the final answer to two decimal places.$)$

The shearing stress at point $\backslash ($ a $\backslash )$ is MPa $.$ Problem $06\mathrm{.}042.$b $-$ Shearing stresses through arbitrary cuts in a beam

Determine the corresponding shearing stress at point $\backslash ($ b $\backslash ).($Round the final answer to two decimal places.$)$

The shearing stress at point $\backslash ($ b $\backslash )$ is MPa. Determine the corresponding shearing stress at point $\backslash ($ c $\backslash ).($Round the final answer to two decimal places.$)$

The shearing stress at point $\backslash ($ c $\backslash )$ is

MPa.