Technological Impacts

1
March 13, 2008
DRILL

1. Whose law is V I x R?
2. Whose law is P V x I?
3. Who discovered that electric currents create a
   magnetic field and that magnetic fields induce an
   electric current?

George Ohm
James Joule
Michael Faraday
2
Orthogonal Views of ProductSKETCH and LABEL
Motor Design, Design Drawings, and Lesson
Courtesy of Fred Nastvogel stem.fnastvogel_at_comca
st.net
3
Orthogonal Views of ProductSKETCH and LABEL
Motor Design, Design Drawings, and Lesson
Courtesy of Fred Nastvogel stem.fnastvogel_at_comca
st.net
4
CLASSWORK
Motor Design, Design Drawings, and Lesson
Courtesy of Fred Nastvogel stem.fnastvogel_at_comca
st.net

• Draft the given shapes on paper.
• Be precise with your measurements and your
  drawings.
• Cut out shapes and discard all paper scraps.

1 DRAWING
2 DRAWINGS
1 DRAWING
5
HOMEWORK

• Bring in the following supplies to class on
  Friday
• 9-volt battery
• At least 2 plastic bottle tops
• Cardboard tube from dry-cleaner hangers (UNCUT)