A body is at 75 degrees and cools in the surroundings at 25 degrees. At what temperature will its rate of cooling beginning? be half that at the 60 degrees 25 degrees O 37.5 degrees 50 degrees

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Q: A steel is 818 cm long at 20 °C. The coefficient of linear expansion for steel is 12 x 10-6 (Cº)-¹.…

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Q: Ex. 125 A body cools from 75°C to 55°C in 10 min when the temperature of the surrounding is 31 °C,…

A: Given values- Given that,Temperatures :θ1=75°Cθ2=55°Ct=10 minθ0=31°CNow,By using newton's law of…

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Q: the coefficient of linear expansion of steel is 12 x 10-6 C. what is the change in lenght of a 25-m…

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Q: If a long iron cable is 156 m long gets heated by 65 °C, find the change in length. α = 12 x 10-6/°C…

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Q: ΔΤ Cooling constant from graph: (ТМ-ТА) 2 0.04 %3! 75-25

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Q: Ex. 125 A body cools from 75°C to 55°C in 10 min when the temperature of the surrounding is 31 °C,…

A: Given values: θ1=75°Cθ2=55°Ct=10 min=600 sθ0=31°C

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Q: (7) A copper rod is 8 m long at 20°C and has a coefficient of linear expansion a = 17 x 10-6 (C°)-!.…

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