Engineering Thermodynamics The hard coke is obtained when carbonization of coal is carried out at 500° to 700°C 900° to 1100°C 300° to 500°C 700° to 900°C 500° to 700°C 900° to 1100°C 300° to 500°C 700° to 900°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics All perfect gases change in volume by 1/273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called Charles' law Boyle's law Joule's law Gay-Lussac law Charles' law Boyle's law Joule's law Gay-Lussac law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a no flow reversible process for which p = (-3V + 15) × 105 N/m², V changes from 1 m3 to 2 m3. The work done will be about 100 × 10⁵ joules 10 × 10⁵ kilo joules 10 × 10⁵ joules 1 × 10⁵ joules 100 × 10⁵ joules 10 × 10⁵ kilo joules 10 × 10⁵ joules 1 × 10⁵ joules ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of n = 1 in the polytropic process indicates it to be Irreversible process Adiabatic process Reversible process Isothermal process Irreversible process Adiabatic process Reversible process Isothermal process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics No liquid can exist as liquid at Zero pressure Vacuum 273°K Centre of earth Zero pressure Vacuum 273°K Centre of earth ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero temperature is taken as -273°C 237°C -237°C 273°C -273°C 237°C -237°C 273°C ANSWER DOWNLOAD EXAMIANS APP