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Perguntas do quiz (4)
1A rod of length L having uniform cross-sectional area A is subjected to a tensile force P as shown in
the figure below. If the Young’s modulus of the material varies linearly from E1 to E2 along the
length of the rod, the normal stress developed at the section-SS is
- A
- B
- C
- D
- A
2Two threaded bolts A and B of same material and length are subjected to identical tensile load. If
the elastic strain energy stored in bolt A is 4 times that of bolt B and the mean diameter of bolt A is
12 mm, the mean diameter of bolt B in mm is- A16
- B24
- C36
- D48
3A link OB is rotating with a constant angular velocity of 2 rad/s in counter clockwise direction and
a block is sliding radially outward on it with an uniform velocity of 0.75 m/s with respect to the
rod, as shown in the figure below. If OA = 1 m, the magnitude of the absolute acceleration of the
block at location A in m/s2 is
- A3
- B4
- C5
- D6
4For steady, fully developed flow inside a straight pipe of diameter D, neglecting gravity effects, the
pressure drop over a length L and the wall shear stress are related by- A
- B
- C
- D
- A
Informações
- Descrição
- Department Of Mechanical Engineering K J College of Engineering & Management Research, Pune
- Autor
- manepmj
- Idioma
- English
- Visualizações
- 59
- Etiquetas
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