2. Bill's totally lost and travels north 18mi, east 42mi, north 5mi, west 16mi, south 12mi, east 3mi, south again 20mi and west 7 more mi. Finally he remembers where to go and heads north 2 more miles. What
is Bill's total distance? What is his total displacement?

What are the phases shown in a and d called?

Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.