SATHEE: Thermodynamics - Result Question 17

Thermodynamics - Result Question 17

18. A gas is taken through the cycle $A \to B \to C \to$ $A$ , as shown in figure. What is the net work done by the gas?

[2013]

(a) $1000 J$

(b) zero

(d) $2000 J$

Show Answer

Answer:

Correct Answer: 18. (a)

Solution:

(a) $W_{net} =$ Area of triangle $A B C$

$= \frac{1}{2} A C \times B C$

$= \frac{1}{2} \times 5 \times 10^{- 3} \times 4 \times 10^{5} = 1000 J$

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Thermodynamics - Result Question 17

18. A gas is taken through the cycle A→B→C→ A, as shown in figure. What is the net work done by the gas?

Answer:

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18. A gas is taken through the cycle $A \to B \to C \to$ $A$ , as shown in figure. What is the net work done by the gas?