Introduction to Energy Balances MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Introduction to Energy Balances, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Introduction to Energy Balances MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Introduction to Energy Balances mcq questions that explore various aspects of Introduction to Energy Balances problems. Each MCQ is crafted to challenge your understanding of Introduction to Energy Balances principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Introduction to Energy Balances MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

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Introduction to Energy Balances MCQs | Page 12 of 37

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Q111.
What is the energy balance of closed system?

a.

Matter in the system is constant

b.

Energy in the system is constant

c.

Neither energy nor matter is constant

d.

Both of energy and matter are constant

Discuss
Answer: (a).Matter in the system is constant
Q112.
What is the heat transferred to the system, if change in internal energy is 10 J?

a.

0

b.

-10 J

c.

10 J

d.

Cannot be determined

Discuss
Answer: (c).10 J
Q113.
What is the heat transferred to the system, if change in enthalpy is 15 J and change in volume is 2 m³ at 5 Pa?

a.

5 J

b.

8 J

c.

10 J

d.

12 J

Discuss
Answer: (a).5 J
Q114.
What is the heat transferred to the system, if change in enthalpy is 25 J and change in pressure is 5 Pa at volume 3 m³?

a.

5 J

b.

10 J

c.

15 J

d.

20 J

Discuss
Answer: (b).10 J
Q115.
What is the heat transferred to the system, if change in enthalpy is 30 J and pressure, volume changed from 8 Pa, 5 m³ to 4 Pa, 12 m³?

a.

12 J

b.

15 J

c.

18 J

d.

22 J

Discuss
Answer: (d).22 J
Q116.
The specific volume of SO₂ is 10 m³/Kg, at 5 Pa, H = 100 J/Kg and at 10 Pa, H = 250 J/Kg, what is the heat transferred to the system?

a.

100 J/Kg

b.

150 J/Kg

c.

250 J/Kg

d.

350 J/Kg

Discuss
Answer: (a).100 J/Kg
Q117.
The specific volume of a gas is 5 m³/Kg, at 10 Pa, H = 50 J/Kg and at 20 Pa, H = 100 J/Kg, what is the heat transferred to the system?

a.

0

b.

50 J/Kg

c.

100 J/Kg

d.

150 J/Kg

Discuss
Answer: (a).0
Q118.
The specific volume of a gas is 5 m³/Kg, at 25 Pa, H = 40 J/Kg and at 40 Pa, H = 90 J/Kg, what is the heat transferred to the system?

a.

-5 J/Kg

b.

5 J/Kg

c.

-25 J/Kg

d.

25 J/Kg

Discuss
Answer: (c).-25 J/Kg
Q119.
The specific volume of a gas is 2 m³/Kg, at 12 Pa, H = 30 J/Kg and at 15 Pa, H = 45 J/Kg, what is the heat transferred to the system?

a.

6 J/Kg

b.

9 J/Kg

c.

12 J/Kg

d.

15 J/Kg

Discuss
Answer: (b).9 J/Kg
Q120.
The specific volume of a gas is 3 m³/Kg, at 6 Pa, H = 4 J/Kg and at 9 Pa, H = 14 J/Kg, what is the heat transferred to the system?

a.

0

b.

1 J/Kg

c.

5 J/Kg

d.

25 J/Kg

Discuss
Answer: (b).1 J/Kg
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