You have two pieces of wire that allow electrons to pass through them when they are connected to each other. if you insert a piece of rubber between the wires, the electrons do not flow. the rubber material is

a. a circuit
b. a conductor
c. a fuse
d. an insulator

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false

On a mild saturday morning while people are working inside, the furnace keeps the temperature inside the building at 23degreesc. at noon the furnace is turned off, and the people go home. the temperature outside is a constant 16degreesc for the rest of the afternoon. if the time constant for the building is 3 hr, when will the temperature inside the building reach 18degreesc? if some windows are left open and the time constant drops to 2 hr, when will the temperature inside reach 18degreesc?