Let the voltage v(t) = 6| cos(20nt) be given: v(t) (V)
t(s)
T/2
T
31/2
2T
Calculate the rms value of the voltage.
Vrons = tl=v
V
Determine the average power delivered to a 50 82 resistance.
P=
W
Check

Plot schematically the tensile stress versus strain curves for a typical thermoplastic material at a temperature below its glass transition temperature (tg and at a temperature above its tg, respectively. do the same for a typical thermosetting material. list in a table any differences or similarities between the two materials at t> tg and t < tg, respectively, and relate them to the structures of the two types of polymers