G= 10 М/с2
<span>кпд = 80% (0,8)
</span><span>A1 = L*F
</span><span>A2 = mgh
</span><span>кпд = A1/A2 = L*F / mgh
</span><span>L = кпд*mgh/F=0.8*1*10*0.2/5 = 0.32 м</span>
Угол между зеркалом и падающим лучом:
90° - 12° = 78°
V1=m*R*T1/(M*p1)=0.01*8.31*283/(0.036*0.303*10^6)=2.16*10^-3 м3
(2,16 л)
V1/T1=V2/T2 (p=const)
T2=V2*T1/V1=10*283/2.16=1310 K
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