How would the forces on the book best be described?
A.
The forces on the book do not cancel each other out.
B.
The forces on the book are balanced.
C.
The forces on the book are unbalanced.
D.
The forces on the book cause a change in the book's motion.

The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by b. what is the magnitude of the magnetic field at twice the distance from the conductor? a. at twice the distance, the magnitude of the field is 4b. b. at twice the distance, the magnitude of the field is 2b. c. at twice the distance, the magnitude of the field is b/2.d. at twice the distance, the magnitude of the field is b/4.e. at twice the distance, the magnitude of the field remains equal to b.