Show derivation of resolving scalar products using components of vectors.
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Show the derivation of Xcom of a nonuniform wireif the mass per unit length รยป is ax3 where a is aconstant with units kg/m4. The wire's total length is 12meters.
I know the answer is 9.6 m, but Ineed the derivation of xcom.
As always-- lifesaver, etc tobest answer.
For the vectors, Aโ, Bโ, and Cโ in the figure (Figure 1) find the scalar products.
Aโ โ Bโ =
Bโ โ Cโ =
Aโ โ Cโ =
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1.43 . For the vectors A, B, and C in Fig. E1.24, find the scalar products (a) A. B; (b) B. ฤ; (c) A. ฤ.