Explain the term ‘gauge pressure’ and how it differs from absolute pressure.

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Gauge pressure is the pressure measured above atmospheric pressure, while absolute pressure includes atmospheric pressure as a reference point. Gauge pressure is zero when the pressure is equal to atmospheric pressure.

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Discuss the concept of entropy in thermodynamics.
Discuss the concept of entropy in thermodynamics. -

Entropy is a measure of the disorder or randomness in a system. In thermodyna...

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