JoVE Logo

Zaloguj się

Chapter 8

Friction

Tarcie suche
Tarcie suche
Dry friction occurs between two solid surfaces in contact as they attempt to move relative to one another. In daily life, dry friction is encountered in ...
Tarcie statyczne
Tarcie statyczne
Static friction is a force that opposes the relative motion or tendency of motion between two surfaces in contact. It plays a crucial role in our daily ...
Tarcie kinetyczne
Tarcie kinetyczne
Consider a truck trying to pull a stationary car. As the truck exerts a force on the car, static friction is created at the point of contact between the ...
Charakterystyka tarcia suchego
Charakterystyka tarcia suchego
Dry friction occurs when two solid surfaces slide against each other without any lubrication or fluid present. It causes resistance when pushing objects ...
Rodzaje problemów z tarciem
Rodzaje problemów z tarciem
Friction is an essential concept in physics, engineering, and everyday life. It is the force that opposes the relative motion or tendency of such motion ...
Tarcie: rozwiązywanie problemów
Tarcie: rozwiązywanie problemów
Friction is an essential force that influences the motion of objects in daily life. Depending on the situation, it can be either beneficial or ...
Kliny
Kliny
A wedge is a simple machine that serves various purposes, such as adjusting the elevation of structural or mechanical parts, providing stability for heavy ...
Siły tarcia na
Siły tarcia na
Screws are characterized by a helical ridge known as a thread wrapped around a cylindrical shaft. They are commonly used as fasteners to hold objects ...
Zbliżający się ruch w górę
Zbliżający się ruch w górę
A square-threaded screw jack is a mechanical device widely used for lifting heavy loads or applying considerable force. Its operation is based on ...
Śruba samoblokująca
Śruba samoblokująca
A square-threaded screw jack is a mechanical device widely used for lifting heavy loads or applying considerable force. One of the key features that can ...
Śruba: Rozwiązywanie problemów
Śruba: Rozwiązywanie problemów
In mechanical engineering, the interaction between a threaded screw shaft and a plate gear involves analyzing the resisting torque on the plate gear that ...
Siły tarcia na pasach płaskich
Siły tarcia na pasach płaskich
Flat belts are commonly used in various industrial applications for transmitting power from one pulley to another. When a flat belt is wrapped around a ...
Pasy płaskie: rozwiązywanie problemów
Pasy płaskie: rozwiązywanie problemów
Flat belts are crucial in many industrial applications as they help transmit power from one pulley to another. The concept of forces and moments is used ...
Łożyska przegubowe
Łożyska przegubowe
In mechanical systems, bearings are crucial in facilitating relative motion between two components while minimizing friction and wear. They help ...
Łożyska kołnierzowe
Łożyska kołnierzowe
Collar bearings are essential in various machines designed to support axial loads on rotating shafts. Depending on the specific application and ...
Łożyska ślizgowe
Łożyska ślizgowe
Journal bearings are mechanical components that support and provide lateral stability to rotating shafts and axles. They are crucial in reducing friction, ...
Łożyska: Rozwiązywanie problemów
Łożyska: Rozwiązywanie problemów
Understanding the calculations and concepts related to double-collar bearings is essential for engineers and designers to optimize the performance of ...
Opory toczenia
Opory toczenia
When a solid cylinder rolls steadily on a rigid surface, the normal force applied by the surface on the cylinder is perpendicular to the tangent at the ...
Opory toczenia: rozwiązywanie problemów
Opory toczenia: rozwiązywanie problemów
Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it ...
JoVE Logo

Prywatność

Warunki Korzystania

Zasady

Badania

Edukacja

O JoVE

Copyright © 2025 MyJoVE Corporation. Wszelkie prawa zastrzeżone