Answer:
I always thought it was so that the older wire could not have a problem and have another electrician must come back and fix it.
Explanation:
Answer:
See explaination
Explanation:
Please kindly check attachment for the step by step solution of the given problem.
Answer:

Explanation:
From the question we are told that:
Initial Pressure 
Initial Temperature 
Final Pressure 
Final Temperature 
Work Output 
Generally Specific Energy from table is
At initial state


With
Specific Volume 
At Final state


Generally the equation for The Process is mathematically given by

Assuming Mass to be Equal

Where



Therefore

