For hollow shaft, ( J = \frac\pi32(D_o^4 - D_i^4) = \frac\pi32(0.1^4 - 0.05^4) = 9.20 \times 10^-6 \text m^4 )
" (especially the ) can be difficult because the series is often used in specialized degree and professional engineering courses.
For hollow shaft, ( J = \frac\pi32(D_o^4 - D_i^4) = \frac\pi32(0.1^4 - 0.05^4) = 9.20 \times 10^-6 \text m^4 )
" (especially the ) can be difficult because the series is often used in specialized degree and professional engineering courses.
