Продолжительность: 8:45
Опубликовано: 1 июн. 2011 г.

Продолжительность: 10:09
Опубликовано: 11 янв. 2015 г.

11 дек. 2018 г. · First, it must have zero net force. Second, it must have zero net torque about any point. In two dimensions, I can write these two conditions ...

Продолжительность: 11:29
Опубликовано: 22 окт. 2020 г.

2 июл. 2019 г. · We will determine the moment of force (Torque) for example about the centre of mass. It implies: →Mg=→0. Let us remember the expression ...

A common ladder problem mistake is to just use the length of the ladder as the lever arm value in the torque formula. This however is incorrect as the ladder ...

Продолжительность: 10:07
Опубликовано: 18 февр. 2023 г.

5 нояб. 2019 г. · The ladder leans against a frictionless wall at a 60° angle. If the ladder is 50 kg and is 2.5 m long what is the friction due to the floor, in Newtons, on the ...

Продолжительность: 7:36
Опубликовано: 7 янв. 2021 г.

14 февр. 2024 г. · That said, torque contributed by Np is Np*L*sin(theta). Np would move the ladder in the counter-clockwise direction so it is positive. Putting ...