Physics, 30.03.2020 22:16 finlchey3860
A beam of electrons strikes a double slit, with the slit separation of 130 nm. The first-order diffraction maximum is seen at an angle of 5 degrees away from the beam's direction. What was the speed of the electrons
Answers: 2
m
difference in length means wavelength, 
difference in momentum,
         ( ∵ 
)
Another question on Physics
Physics, 21.06.2019 15:00
Answer asap! the weather patterns on earth are shown in this image. explain why there are convection currents; why there are hotter and colder parts of earth.
Answers: 1
Physics, 21.06.2019 21:30
Astudent looks at ocean waves coming into the beach. an ocean wave with more energy will a) have a greater height. b) have a greater period. c) travel toward the beach faster. d) strike the beach with greater frequency.
Answers: 1
Physics, 22.06.2019 01:30
Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?
Answers: 1
Physics, 22.06.2019 06:30
If an atom contains 11 protons in its nucleus, predict the element with the atomic number and electronic configuration. will the number of electrons remain the same during the chemical reaction in such an atom? explain.
Answers: 3
You know the right answer?
A beam of electrons strikes a double slit, with the slit separation of 130 nm. The first-order diffr...
Questions
Geography, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
History, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
Physics, 02.03.2021 01:30
English, 02.03.2021 01:30
Mathematics, 02.03.2021 01:30
