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moment of a force
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เทคนิคจำศัพท์ - ตอนที่ 3 : Prefixes of time
Moment:
แปลว่า(english) The resultant of a system of forces causing rotation without translation. A moment can be expressed as a couple.
Axial force:
แปลว่า(english) A system of internal forces whose resultant is a force acting along the longitudinal axis of a structural member or assembly.
Force:
แปลว่า(english) A directed interaction between two objects that tends to change the momentum of both.Since a force has both direction and magnitude, it can be expressed as a vector
a moment
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Surface force:
แปลว่า(english) A force applied to the surface of an object.
Bending moment:
แปลว่า(english) A system of internal forces whose resultant is a moment. This term is most commonly used to refer to internal forces in beams.
Body force:
แปลว่า(english) An external force acting throughout the mass of a body. Gravity is a body force. An inertial force is a body force.
Moment of inertia (I):
แปลว่า(english) Moment of inertia has two distinct but related meanings: 1) it is a property of a an object relating to the magnitude of the moment required to rotate the object and overcome its inertia. 2) A property of a two dimensional cross section shape with respect to an axis, usually an axis through the centroid of the shape.
for a moment
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