1) m=0.4 C=20 Q=12000 c=?
c=Q/(m*C)=1200/(0.4*20)=1500 (B)
2) m*g*h=c*m*Δt
h=c*Δt/g=4200*2/10=84 м (Б)
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Verified answer
1) m=0.4 C=20 Q=12000 c=?
c=Q/(m*C)=1200/(0.4*20)=1500 (B)
2) m*g*h=c*m*Δt
h=c*Δt/g=4200*2/10=84 м (Б)
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