The first law of thermodynamics discusses a. Thermal equilibrium b. Energy conservation c. Direction of heat flow d. Entropy is zero at absolute zero temperature

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
icon
Related questions
Question

1. The first law of thermodynamics discusses
a. Thermal equilibrium
b. Energy conservation
c. Direction of heat flow
d. Entropy is zero at absolute zero temperature


2. A tank contains 1 kg mass gas whose density is 700 kg/m3
. The pressure is increased from 
1 bar to 3 bar. The approximate specific boundary work of the system is
a. Cannot be find since some data is missing
b. 285 kJ/kg
c. 0 kJ/kg
d. 0.285 kJ/kg


3. The nozzle is a device in which
a. Area decreases 
b. Area increases
c. Velocity decreases 
d. Velocity increases


4. Choose the correct statement/s with respect to entropy change during a process
a. Entropy increases with increase in pressure at constant temperature
b. Entropy increases with increase in temperature at constant pressure
c. Entropy can be kept constant by systematically increase both pressure and temperature
d. Entropy can not be changed


5. The isentropic process is also called as
a. Adiabatic process
b. Irreversible adiabatic process
c. Reversible adiabatic process
d. Reversible isochoric process

 

answer with explanation.

Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Work and Heat
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Elements Of Electromagnetics
Elements Of Electromagnetics
Mechanical Engineering
ISBN:
9780190698614
Author:
Sadiku, Matthew N. O.
Publisher:
Oxford University Press
Mechanics of Materials (10th Edition)
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:
9780134319650
Author:
Russell C. Hibbeler
Publisher:
PEARSON
Thermodynamics: An Engineering Approach
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:
9781259822674
Author:
Yunus A. Cengel Dr., Michael A. Boles
Publisher:
McGraw-Hill Education
Control Systems Engineering
Control Systems Engineering
Mechanical Engineering
ISBN:
9781118170519
Author:
Norman S. Nise
Publisher:
WILEY
Mechanics of Materials (MindTap Course List)
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:
9781337093347
Author:
Barry J. Goodno, James M. Gere
Publisher:
Cengage Learning
Engineering Mechanics: Statics
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:
9781118807330
Author:
James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:
WILEY