Heisenberg's uncertainty principle is most important for
a. very large objects, such as the Moon.
b. very large distances.
c. very small particles, such as electrons.
d. very small angular momentum.
Question 2
A conducting rod (length = 80 cm) rotates at a constant angular rate of 15 revolutions per second about a pivot at one end. A uniform field (B = 60 mT) is directed perpendicularly to the plane of rotation. What is the magnitude of the emf induced between the ends of the rod?
a. 2.7 V
b. 2.1 V
c. 2.4 V
d. 1.8 V
e. 3.3 V