Sound waves require a medium. For example - think about space. there is no air or liquid because it is a vacuum, which is why sounds don’t travel through space.
1. B- electric generator
Although its really sometimes called an AC generator.
- i hoped i helped u :)
Answer: Load divided by it effort
Explanation:
Mechanical advantage of any machine is its load divided by its effort
Answer:
0.75 Amps
Explanation:
I had this question and this was right
