Homework Statement
A positron moves in a circular path of radius R due to a uniform magnetic field of strength B applied perpendicular to the plane of the circle. If B is varied, which of the following best represents a graph of the kinetic energy of the positron as a function of B so that the...
Homework Statement
The glass prism has an index of refraction
that depends on the wavelength of the light
that enters it. The index of refraction is
1.44 for light of wavelength 7.245 × 10−7 m
in a vacuum and 1.79 for light of wavelength
4.433 × 10−7 m in vacuum. A beam of white
light is...
Homework Statement
An electron circles at a speed of 8510 m/s in a
radius of 2.42 cm in a solenoid. The magnetic
field of the solenoid is perpendicular to the
plane of the electron’s path. Find the current in the solenoid if it has
23.3 turns/cm.
Answer in units of mA
Homework...