Answered

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We can increase friction by:

A. Polishing
B. Oiling
C. Making threads
D. Greasing

Sagot :

GinnyAnsweridn

Final answer:

Polishing a fitting involves work done on the object, increasing its internal energy and temperature.


Explanation:

Polishing a fitting involves applying a force to move across the surface at a constant speed, resulting in work done on the object. This work leads to an increase in internal energy of the fitting, affecting its temperature. The process is a clear example of mechanical work converting into internal energy.


Learn more about Work, internal energy, temperature change here:

https://brainly.com/question/34783808


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