Diffraction Gratings: When red light illuminates a grating with 7000 lines per centimeter, its second maximum is at 62.4°. What is the wavelength of this light?
Fill in the blank(s) with the appropriate word(s).
633 nm
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What do we mean when we say that a particle is a weakly interacting particle?
A) It interacts only through the weak force. B) It interacts only through the weak force and the force of gravity. C) It is so small that it doesn't affect objects in the universe. D) It doesn't interact with any type of baryonic matter. E) It is the only type of particle that interacts through the weak force.
A charge of 2.00 ?C flows onto the plates of a capacitor when it is connected to a 12.0-V potential source. What is the minimum amount of work that must be done in charging this capacitor?
A) 6.00 µJ B) 24.0 µJ C) 12.0 µJ D) 144 µJ E) 576 µJ
A wave that travels from a medium of lower index of refraction to a medium of higher index of refraction undergoes 180° phase changes relative to the incident wave
Indicate whether the statement is true or false
Maxwell developed his theory of electromagnetism by combining previous discoveries. He added his own original hypothesis that:
a. changing electric fields produce magnetic fields. b. moving electric charges produce magnetic fields. c. changing magnetic fields produce electric fields. d. electric charges produce electric fields.