Two technicians are discussing potentiometers. technician a says that most potentiometers use a supply wire, ground wire, and a signal wire. technician b says that potentiometers should show a relatively smooth increase and decrease of voltage when moved through its range of motion. who is correct?

Why do you think electric energy for households is generally supplied by power plants instead of by an electric generator at home.

The volume of a cylinder is 72 tt cm3. if the radius is 3 cm, what is the height of the cylinder?

All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u.s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.