第683页-翰林严选-翰林国际教育

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翰林严选

2023USNews世界大学排名发布！（附前100完整版）

2022-10-25

就在刚刚，2023年USNews世界大学排名终于发布！（文末附前100完整版）至此，四大权威排名机构的2023年世界大学排名全部公布完毕！其根据大学的学术水平、国际声誉等十项指标得出全球最佳大学排名，以便为全世界...

Edexcel A Level Maths: Mechanics:复习笔记4.1.2 Using Moments - Equilibrium

2022-10-25

Using Moments - Equilibrium What happens with moments if a rigid body is in equilibrium? If a rigid body is in equilibrium then: The resultant force is 0 N The resultant moment about any point is 0...

Edexcel A Level Maths: Mechanics:复习笔记4.1.1 Moments Diagrams

2022-10-25

Moments Diagrams When an object is modelled as a particle we do not need to consider the rotation of the object due to forces. When we model an object as a rigid body then we need to consider the r...

Edexcel A Level Maths: Mechanics:复习笔记3.3.5 Coefficient of Friction - Harder Problems

2022-10-25

Coefficient of Friction - Equilibrium How is friction used when a body is in equilibrium? When a body is in static equilibrium under the action of a number of forces, including friction, the value ...

Edexcel A Level Maths: Mechanics:复习笔记3.3.4 Coefficient of Friction - Inclined Planes

2022-10-25

Coefficient of Friction - Inclined Planes How is the coefficient of friction used in problems involving inclined planes? On an inclined plane the basic principles are the same as for coefficient of...

2023年NEC报名通道即将关闭，不同课程体系如何备赛NEC？

2022-10-25

作为申请热门的经济、商科、金融等专业，申请竞争一直很激烈，想要从中脱颖而出，商科学术活动不可或缺。其中，NEC学术活动一直备受热捧，热爱商业和经济知识的你怎能错过？ NEC经过20余年的发展与积累，每年有超...

Edexcel A Level Maths: Mechanics:复习笔记3.3.3 Coefficient of Friction - F = ma

2022-10-25

Coefficient of Friction - F = ma How do we apply Newton’s Second Law (F = ma) in problems involving friction? The coefficient of friction combined with F = ma allows you to determine an object's mo...

Edexcel A Level Maths: Mechanics:复习笔记3.3.2 Coefficient of Friction

2022-10-25

Coefficient of Friction What is friction? Friction is a force between a surface and an object that acts to resist motion of the object across the surface On a horizontal surface with no forces acti...

Edexcel A Level Maths: Mechanics:复习笔记3.3.1 Resolving Forces & Inclined Planes

2022-10-25

Resolving Forces If a single force is applied at an angle to the direction of motion it will need to be resolved into components of the force that act perpendicular to each other. Why resolve a for...