Answer:
Electricity is which is possessed by the flow of electrons.
Magnitism is the process in which the magnet attract the things which consist magnetic substance.
V = f x wavelength
V = 5 x 10
V = 50m/s
I think you forgot to give the choices along with the question. I am answering the question based on my knowledge and research. You would increase mechanical advantage by <span>making the blade longer from the cutting edge. I hope that this is the answer that has actually come to your desired help.</span>
There is not enough information to answer the question