Which labels best complete the diagram?
the picture shows a basic diagram of an electric motor
x: brush
y: armature
z: commutator
3
x-commutator
y: brush
z armature
x armature
y: commutator
zbrush
save and est

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination. at the turning point, how far is the second student from the destination?

The friction of the water on a boat produces an acceleration of -10. m/s2. if the boat is traveling at 30. m/s and the motor is shut off, how long it take the boat to slow down to 5.0 m/s?

Positive ions differ from neutral atoms in that