An air-filled cylindrical inductor has 2800 turns, and it is 2.9 cm in diameter and 28.5 cm long table part a what is its inductance? express your answer to two significant figures and include the appropriate units, nl ha value units l= request answer submit part b how many tums would you need to generate the same inductance if the core were filled with iron of magnetic permeability 1200 times that of free space? express your answer using two significant figures ? να ασφ turns n

High schoolphysics 5+3 pts a neon light consists of a glass tube with metal wires at each end. when connected to a high-voltage source, the gas glows. if a fly lands on the glass tube, what will most likely happen? a) the fly will not feel a shock because the glass conducts any free electrons back into the gas. b) electrons will flow directly from the metal wires along the glass and shock the fly. c) the fly will not feel a shock because the glass insulates it from the electrons in the gas and the metal. d) electrons that are moving through the gas will be conducted through the glass and shock the fly.

Using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.

Each line (unit) on the horizontal axis represents: 5 years 10 years 20 years all of the above