sin∝=60/100
=3/5
wb=18N
w=30N
L=80cm
∑T=0
T.sin∝.L-wb.1/2L.-w.L=0
T.3/5.L=wb.1/2L+w.L(L dicoret)
T.3/5=18.1/2+30
3/5 T =9+30
T=39×5/3
=65N
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
sin∝=60/100
=3/5
wb=18N
w=30N
L=80cm
∑T=0
T.sin∝.L-wb.1/2L.-w.L=0
T.3/5.L=wb.1/2L+w.L(L dicoret)
T.3/5=18.1/2+30
3/5 T =9+30
T=39×5/3
=65N