A=4cм Х=Асоs10t Х=2см ___________ wt-? СРОЧНО!!!!!!!!

Question

A=4cм
Х=Асоs10t
Х=2см
___________
wt-?
СРОЧНО!!!!!!!!

Answer 1

2=4*cos(ω*t)
cos(ω*t)=0.5
ω*t=π/3 (60°)
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