Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Pulverized coal Soft coal Hard coal Bituminous coal Pulverized coal Soft coal Hard coal Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a steady flow process, the ratio of Mass flow at inlet and outlet is same All of these Work transfer is constant Heat transfer is constant Mass flow at inlet and outlet is same All of these Work transfer is constant Heat transfer is constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these Both (A) and (B) Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is 29.27 J/kmol °K 735 J/kmol °K 848 J/kmol °K 83.14 J/kmol °K 29.27 J/kmol °K 735 J/kmol °K 848 J/kmol °K 83.14 J/kmol °K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be 20°C 0°C 40°C 80°C 20°C 0°C 40°C 80°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units) Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU - W1 - 2 Q1 - 2 = dU/W1 - 2 Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU - W1 - 2 Q1 - 2 = dU/W1 - 2 ANSWER DOWNLOAD EXAMIANS APP