Thank you Alan
anyone please !
And the y components will be as it is , right ?
Ok , what if I want to take the x-axis along the beam AC ! ?
Alan, how did you know that this angle is alpha ( I put a blue line ) .
I don't get it ! how do you use the angle HAB for this vector ?
can you draw it !
Thank you
Thank alan
Any one please !!
any one ?