Basic Chemical Engineering Mock Test 9

10%

Question 1 of 10

1. What is the heat of reaction if enthalpy of inputs and outputs at 25^oC are 10 J and 8 J, the enthalpy of input and outputs at given temperature are 5 J and 20 J, enthalpy change of the reaction is 30 J?

22 J

28 J

13 J

35 J

Question 1 of 10

Question 2 of 10

2. What is the coefficient of performance of a system, if its work input is 50 J and heat removed is 35 J?

35%

70%

95%

50%

Question 2 of 10

Question 3 of 10

3. Bernoulli equation is valid for which process?

Reversible & Irreversible

Irreversible

None of the mentioned

Reversible

Question 3 of 10

Question 4 of 10

4. What is the work done by 0.5 m³ saturated ethanol which evaporates to 20 kPa atmosphere to form 2 m³ of water vapor?

-30 kJ

20 kJ

-20 kJ

30 kJ

Question 4 of 10

Question 5 of 10

5. What is the heat for the process for which theoretical flame temperature is defined?

Positive

Negative

Zero

Cannot say

Question 5 of 10

Question 6 of 10

6. Fluid flow through pipe is an example of which process?

Irreversible

Reversible

None of the mentioned

Cannot say

Question 6 of 10

Question 7 of 10

7. If the reactions are unknown, is it possible to determine the degrees of freedom?

Yes

None of the mentioned

Depends on the type of reaction

Question 7 of 10

Question 8 of 10

8. Reversible process can be reversed by differential change in which of the following?

All of the mentioned

Temperature

Volume

Pressure

Question 8 of 10

Question 9 of 10

9. A mixture contains 20% of A with Heat Capacity 10 J/^oC and 80% of B with Heat Capacity 5 J/^oC, what is the Heat Capacity of mixture?

9 J/^oC

7 J/^oC

8 J/^oC

6 J/^oC

Question 9 of 10

Question 10 of 10

10. Theoretical flame temperature is defined for which process?

Isochoric

Isobaric

Isothermal

Adiabatic

Question 10 of 10