Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Hard coal Bituminous coal Pulverized coal Soft coal Hard coal Bituminous coal Pulverized coal Soft coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a Carnot engine depends on Design of engine Temperatures of source and sink Working substance Size of engine Design of engine Temperatures of source and sink Working substance Size of engine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The __________ states that change of internal energy of a perfect gas is directly proportional to the change of temperature. Joule's law Gay-Lussac law Boyle's law Charle's law Joule's law Gay-Lussac law Boyle's law Charle's law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) 1 - (T1/T2) (T1/T2) - 1 1 + (T2/T1) 1 - (T2/T1) 1 - (T1/T2) (T1/T2) - 1 1 + (T2/T1) 1 - (T2/T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Superheated vapour behaves Exactly as gas As ordinary vapour Approximately as a gas As steam Exactly as gas As ordinary vapour Approximately as a gas As steam ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The hard coke is obtained when carbonization of coal is carried out at 300° to 500°C 900° to 1100°C 500° to 700°C 700° to 900°C 300° to 500°C 900° to 1100°C 500° to 700°C 700° to 900°C ANSWER DOWNLOAD EXAMIANS APP