The sensor on a door for a home security system consisted of a small coil of wire embedded in the doorframe, and a small steel disk on the door opposite the coil.
When the door was opened, what characteristic of the coil changed for the home
security system?

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

What does si stand for,when referring to a system of measurement