Physics 15 Torque Fundamentals (11 of 13) How to Calculate the Net Torque? Ex. 2

preview_player
Показать описание

In this video I will calculate the net torque of a L=2m rod with two forces F1=40N and F2=30N applied at L/2 and L, respectively.

Next video can be seen at:
Рекомендации по теме
Комментарии
Автор

Sir, your videos are amazingly helpful!!! You explain concepts and problems very thoroughly and I appreciate you!

roxannarobinsonlujan
Автор

I think it would be worth mentioning torque is the cross product of vector representing the distance from the pivot point and the force vector. Therefore by this, we would be taking our angles as 90-theta1 and 90-theta2. Of course sin(90-x)=cosx, so your calculation is mathematically sound 🎉

prathikkannan
Автор

where sin theeta is used?? plz tell me!In All ur problems only cos theeta is used but I really don't know where sin theeta is used??

sanazahra