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- At 18.75 °C a brass sleeve has an inside diameter of 2.21988 cm and a steel shaft has a diameter of 2.22258 cm. It is desired to shrink-fit the sleeve over the steel shaft. To what temperature must the sleeve be heated in order for it to slip over the shaft?. A glass plug as a volume of 60.00 cm³ at 12 °C. What is its volume at 76 °C?In 2000, a gargantuan iceberg broke away from the Ross Ice Sheet in Antarctica. It was approximately a rectangle with dimensions 295 km295 km long, 37.0 km37.0 km wide, and 250.0 m250.0 m thick. What is the mass of this iceberg, given that the density of ice is 917 kg/m3917 kg/m3? How much heat transfer ?Q in joules is needed to melt the iceberg? Assume that the temperature of the iceberg is uniform at 0∘C.0∘C. The latent heat of fusion for water is 334 kJ/kg. How many years would it take sunlight alone to melt ice this thick if the ice absorbs an average of 113 W/m2,113 W/m2, 12.0 h12.0 h per day?
- A cylindrical steel cable has a cross sectional area of 67.0000 cm² at 21.0000 °C. What is its cross sectional area at 35.0000 °C? Enter your answer in cm², and assume that any parameters you look up in your textbook are exact, i.e., they have an infinite number of significant figures.At a temperature of 22.00°C the hole in a steel plate has a diameter of 1.030 cm. If a steel rod with a diameter of 1.037 cm has to just slip through this hole, to what temperature should the plate be heated? The coefficient of area expansion of steel is 24 x 10-6/°C. °CA cylinder of diameter 1.0 cm at 30 °C is to be slid nto a hole on a steel plate. The hole has a diameter of 0.99970 cm at 30 °C. To what temperature the plate must be heated? Coefficient of linear expansion for steel is 1.2 x 10-5 / °C
- A brass plug has diameter 10.0 cm @ 25°C. To what temperature must the plug be chilled with dry ice so that its diameter becomes 9.985 cm ? The answer is -56.5 degCA hole is drilled in a copper sheet. The diameter of the hole is 4.24 cm at 27.0 °C. What is the change in the diameter of the hole when the sheet is heated to 227 °C? Coefficient of linear expansion of copper =1.70×10-5 K-1.11. You are asked to design a cylindrical steel rod 0.50 m long, with a circular cross section, that will conduct 150.0 Jls from a furnace at 400 °C to a container of boiling water. What must the rod's cross sectional area be? Note the thermal conductivity of steel is 50.2 W/m K. * A. 0.00498 cm^2 O B. 0.498 cm*2 O c. 37.4 cm^2 O D. 49.8 cm^2 O E. 4980 cm^2
- 36. GO A copper pipe with an outer radius of 0.013 m runs from an outdoor wall faucet into the interior of a house. The temperature of the faucet is 4.0 °C, and the temperature of the pipe, at 3.0 m from the faucet, is 25 °C. In fifteen minutes, the pipe conducts a total of 270 J of heat to the outdoor faucet from the house interior. Find the inner radius of the pipe. Ignore any water inside the pipe.The air inside a hot-air balloon has an average temperature of79.2 °C. The outside air has a temperature of 20.3 °C. What is theratio of the density of air in the balloon to the density of air in thesurrounding atmosphere?A steel plug has a diameter of 9.000 cm at 30 °C. At what temperature will it fit exactlyinto a hole of constant diameter of 8.998 cm? ⍺ = 11 x 10^-6/°C