第一章 单元测试

1、判断题:
A fluid can resist an applied shear stress by deforming. ( )
选项:
A:错
B:对
答案: 【错】

2、判断题:
Differences between a solid and a fluid is made on the basis of the substance’s ability to resist and applied shear stress that tends to change its shape. ( )
选项:
A:错
B:对
答案: 【对】

3、判断题:
Fluid eventually stops deforming at some fixed strain angle when a constant shear force is applied. ( )
选项:
A:错
B:对
答案: 【错】

4、判断题:
The tangential component of a force acting on the surface per unit is called the normal stress. ( )
选项:
A:错
B:对
答案: 【错】

5、判断题:
The highly ordered flows motion with smooth streamlines is called laminar. ( )
选项:
A:对
B:错
答案: 【对】

第二章 单元测试

1、判断题:
Due to capillarity, the cases that the level of the tube will rise or depress is called capillarity phenomena. ( )
选项:
A:错
B:对
答案: 【对】

2、判断题:
For capillarity phenomena, when adhesion is bigger than cohesion, the tube level is depressed. ( )
选项:
A:对
B:错
答案: 【错】

3、判断题:
The viscosity of liquids decreases with temperature, whereas the viscosity of gases increases with temperature. ( )
选项:
A:对
B:错
答案: 【对】

4、判断题:
Viscosity represents the internal resistance of a fluid to motion, which is expressed by Sir Isaac Newton first in 1687. ( )
选项:
A:对
B:错
答案: 【对】

5、判断题:
The shear stress in fluid is not proportional to the magnitude of the fluid deformation. ( )
选项:
A:对
B:错
答案: 【错】

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