题目内容

Which of the following are isotropic tensors, so that their components do not change under coordinate transformations（）

Any scalar
B. Any vector
C. Kronecker delta
D. Levi-Civita symbol

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The fundamental assumptions of elasticity theory include（）

A. Continuity
B. Homogeneity
C. Isotropy
D. Small Deformation
Elasticity

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Which of the following statement is NOT the concern
about Artificial Intelligence（）Which of the following statement is NOT the concern
about Artificial Intelligence（）

A. It will become too smart.‍
B. It will be out of control
C. It will occupy
D. the ecological niche of human beings.‍
E. D．It will become
F. the best chess player

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Has elasticity theory found its applications in which of the following engineering areas（）

A. Civil engineering
B. Mechanical engineering
C. Aeronautical and aerospace engineering
D. Materials science and engineering

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In spherical coordinates, unit vectors are functions of which of the following coordinate variables（）

A. Spherical radial （R）
B. Spherical longitudinal coordinate （φ）
C. Spherical latitudinal coordinate （θ）
D. All

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Which of the following are isotropic tensors, so that their components do not change under coordinate transformations（）

Any scalar B. Any vector C. Kronecker delta D. Levi-Civita symbol

The fundamental assumptions of elasticity theory include（）

Which of the following statement is NOT the concernabout Artificial Intelligence（）Which of the following statement is NOT the concernabout Artificial Intelligence（）

Has elasticity theory found its applications in which of the following engineering areas（）

In spherical coordinates, unit vectors are functions of which of the following coordinate variables（）

Any scalar
B. Any vector
C. Kronecker delta
D. Levi-Civita symbol

Which of the following statement is NOT the concern
about Artificial Intelligence（）Which of the following statement is NOT the concern
about Artificial Intelligence（）