Describe mechanical efficiency. What will be an ideal ...

[asan beg]

Describe mechanical efficiency.
 
  What will be an ideal response?

Question 2

In addition to being the second-largest moon in the solar system, Saturn's moon Titan, is
 
  A) the only moon to have its own internal magnetic field
  B) the only moon to have its own atmosphere
  C) more geologically active than the Earth
  D) the only moon to show evidence for a subsurface ocean of water

[AmberC1996]

Answer to Question 1

Mechanical efficiency is a measure of what you get out for what you put in - that is, the useful work output compared with the energy input.

Answer to Question 2

B

[asan beg]

Both answers were spot on, thank you once again

[AmberC1996]

Great! Please up vote