Ответ:
0,21 рад/с² 240 об.
Объяснение:
v₁=5 c⁻¹ v₂=3 c⁻¹ t=60 c ε=? N=?
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ω₂=ω₁-ε*t
ω₂=2*π*v₂
ω₁=2*π*v₁
ε=2*π*(v₁-v₂)/t=2*3.14*(5-3)/60=0.21 рад/с²
2*π*N=2*π*v₁*t - ε*t²/2
N=v₁*t - (v₁-v₂)*t/2=5*60 - (5-3)*60/2=240 об.
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Verified answer
Ответ:
0,21 рад/с² 240 об.
Объяснение:
v₁=5 c⁻¹ v₂=3 c⁻¹ t=60 c ε=? N=?
===
ω₂=ω₁-ε*t
ω₂=2*π*v₂
ω₁=2*π*v₁
ε=2*π*(v₁-v₂)/t=2*3.14*(5-3)/60=0.21 рад/с²
2*π*N=2*π*v₁*t - ε*t²/2
N=v₁*t - (v₁-v₂)*t/2=5*60 - (5-3)*60/2=240 об.
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