Activity: Heat Engines and Thermal Efficiency

Fill Me In

Objective: The learners should be able to verify that machines are not 100% efficient.

Material: Calculator

Procedure:

1. Study the table below.

2. Using the equation learned and with the aid of the calculator, solve for the unknown

quantity. 3. Supply the table with the final answer obtained from the computation to

show the relationship between thermal efficiency, the temperature in a hot reservoir,

and the temperature in a cold pool.​