Thermodynamic Cycles
Choose the best answer. It does not matter how many questions you miss. What matters is that you learn from any mistakes.
Show all questions
<=
=>
Suppose a cycle started at the red ball, and the cycle will end up at the red ball. Which variable will equal zero?
?
ΔU
_{by the gas}
?
Q
_{by the surroundings}
?
W
_{by the surroundings}
What sign is the net work
_{by the surroundings}
for this cycle?
?
Positive
?
Negative
?
Zero
What is the sign of Q
_{by the surroundings}
for this cycle?
?
Positive
?
Negative
?
Zero
OK