Tài liệu học tập

Bài tập CLT1 (Tiếng Anh) - Review (1 - 5)

  • Đăng bởi: lethithanhbinh
  • Sinh viên
  • 18/12/2018

Review  1:

The sphere in  Fig.1   has a mass of 6 kg and is supported as shown. Draw a free-body diagram of the sphere, the cord  CE, and the knot at  C.

Review  2:

Determine the tension in cables  BA  and  BC  necessary to support the 60-kg cylinder in  Fig.2.

Review  3:

The 200-kg crate in  Fig.3 is suspended using the ropes  AB  and AC.  Each rope can withstand a maximum force of  10kN  before it breaks. If AB  always remains horizontal, determine the smallest angle q to whichthe crate can be suspended before one of the ropes breaks.

Review  4:

Determine the required length of cord  AC  in  Fig.4  so that the 8-kg lamp can be suspended in the position shown. The undeformed  length of spring AB  is  l’AB = 0.4m  and the spring has a stiffness of  kAB = 300N/m.

Review  5:

Determine the horizontal and vertical components of reaction on the beam caused by the pin at B  and the rocker at A  as shown in  Fig.5. Neglect the weight of the beam.

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