A Fluid in an Insulated, Flexible Bottle Is Heated by a High

question 16

Multiple Choice

A fluid in an insulated, flexible bottle is heated by a high resistance wire and expands. If $9.0 \mathrm {~kJ}$ of heat is applied to the system and it does $5.0 \mathrm {~kJ}$ of work, how much does the internal (thermal) energy of the fluid change?

• A)4.0 kJ
• B)14 kJ
• C)-4.0 kJ
• D)45 kJ

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Definitions:

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