2. Carbon steel shaft with diameter of 350 mm is heat treated in a gas fired furnace where the gas in the furnace is at 2000 K and convection coefficient of 25 W/m²K. If the initial temperature of the carbon steel shaft is 500K and the specific heat capacity and density of Carbon Steel are 600 J/kg.K and 7800 kg/m³ respectively; a. How much time does the ball take to be heated to a temperature of 1500K b. What will be the temperature of the ball after 30 minutes of heating c. If you increase the diameter of the shaft two times what will be the duration required for heating the ball to the required temperature of 1500K

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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2. Carbon steel shaft with diameter of 350 mm is heat treated in a gas fired furnace where the
the furnace is at 2000 K and convection coefficient of 25 W/m²K. If the initial temperature of the
gas in
carbon steel shaft is 500K and the specific heat capacity and density of Carbon Steel are 600
J/kg.K and 7800 kg/m³ respectively;
a. How much time does the ball take to be heated to a temperature of 1500K
b.
What will be the temperature of the ball after 30 minutes of heating
c. If you increase the diameter of the shaft two times what will be the duration required for
heating the ball to the required temperature of 1500K
Transcribed Image Text:2. Carbon steel shaft with diameter of 350 mm is heat treated in a gas fired furnace where the the furnace is at 2000 K and convection coefficient of 25 W/m²K. If the initial temperature of the gas in carbon steel shaft is 500K and the specific heat capacity and density of Carbon Steel are 600 J/kg.K and 7800 kg/m³ respectively; a. How much time does the ball take to be heated to a temperature of 1500K b. What will be the temperature of the ball after 30 minutes of heating c. If you increase the diameter of the shaft two times what will be the duration required for heating the ball to the required temperature of 1500K
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