Welcome to Equilibrium
Start with a lecture and proceed by doing practice!

a) see video
b) 13200 N
c) 13000 N
see video
see video
a) 0.0122 mg
b) see video
c) 65 deg
a) 400 N
b) 750 N
c) 2/7 of the height from the top
a) see video
b) 70 N
c) 0.88 L
T=1465 M; 1328 N; 2580 N
a) 36.6 N
b) 84.2 N
a) 1/k1 + 1/k2
b) k1+k2
18.4 deg
48 N; 55 N
20 kg
a) 525 N
b) 222 N; 328 N
c) 1.48
a) 0.18 mm
b) 0.19 mm