# physics

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a body cools from 80 degrees to 50 degrees in 5 minuts. calculate what time it will take to cool from 60 degrees to 30 degrees?

• physics -

Rate of cooling
R= ΔT₁/t₁=(80-50)/5=6 degr/min
t₂= ΔT₂/R=(60-30)/6=30/6=5 min

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