¿Por qué se considera importante la electricidad en el mundo actual?​

How will you cite information that is common knowledge in your research paper?

The "instance" relationship shows that something is an object of a

Knowing that the central portion of link bd has a uniform cross sectional area of 800 mm2 , determine the magnitude of the load p for which the normal stress in link bd is 50 mpa. (hint: link bd is a two-force member.) ans: p = 62.7 kn