5 5
A power company charges $0.095 per kW. hr. You have a microwave rated at 1200 W, a TV rated at 60 W, and a light bulb rated at 12 W. If
you use the microwave 5 min a day, the TV 4.5 hours a day, and the light bulb 6 hours a day, how much money do you owe the power
company at the end of 30 days for these devices. (Must show all work for full credit)

10 newton object is placed 3 meters from the fulcrum. at what distance on the other side would you need to place a 15 newton object to balance the lever? show your work!

What can you increase the strength of an electromagnet by

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.