Place the number in the correct coefficient to make each equation balance

The mini-refrigerator fire was most likely caused by what type of wiring?

Two objects of different mass start from rest, are pulled by the same magnitude net force, and are moved through the same distance. the work done on object 1 is 900 j. after the force has pulled each object, object 1 moves twice as fast as object 2. how much work is done on object 2?

What is special about a dc circuit ?