Phosphorescent screen (viewed from above) Radioactive sources Lead Box

Q: Lasers are used (Select all that apply) in UPC scanners O in photocopiers O in DVD players in fiber…

A: solution:  Laser are used in :- UPC scanner,photocopiers, DVD players, in fiber optics…

Q: Atom Electron Cloud

A: Hi, we know that The nucleus is a collection of particles called protons ( p ), which are positively…

Q: Write true if the statement is true. If not, write false and change the underlined word to make the…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub parts for…

Q: Which of the following electron transitions will emit a photon in the visible spectrum

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Q: Arrange the following according to their ability to act as radiation shields, with the best first…

A: The radiation is released by the radioactive particle releases energy. As from the principle of…

Q: Describe cathode ray tube experiment by drawing its diagram.

A: What is the cathode rays? Cathode rays are a beam of negatively charged electrons traveling from the…

Q: 5. Infrared light 6. Visible light 7. Ultraviolet light 8. X-гаys 9. Gamma rays Activ Go to

A: To describe the uses of following EM radiation : a) Infrared Light . b) Visible Light . c)…

Q: MODULE: From the Universe to the AtomTOPIC: Origins of the Elements (II)QUESTION: Describe the…

A: Nuclear fusion is the process which lighter nuclei combine to form larger nuclei. It is a…

Q: Explain how it is possible to identify the atomic number of an element from the wavelengths of the…

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Q: With a well labeled diagram, describe an X-ray tube, explaining how x-rays are produced from the…

A: The x-rays are produced by bombarding high energy electrons on a matter. The tube used for the…

Q: Cobalt―60 is a radioactive isotope with a half-life of 5.26 years and emits beta particles. i)…

A: Half life = 5.26 years Number of atoms = 2.5 ×1021

Q: Explain the processes of β-decay, positron emission and electron capture.

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Q: a- gamma rays b- Visible rays c- Ultraviolet rays d- Infrared waves cs Lat

A: Human can naturally see which of the following

Q: Which part of the atom does gamma radiation depend on?

A: Which part of the atom does gamma radiation depend on?

Q: Define Gamma-rays.

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Q: Which rays cause skin damage?   A) X­-Rays B) UV Rays C) Infra red rays D) Yellow Rays

A: UV damages the skin when falls on the skin due to its high frequency. UV rays cause skin cancer and…

Q: Activity 8.4. 3 Test Your Analysis In the table below, write a summary on how to solve speeds and…

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Q: Arrange the following according to their ability to act as radiation shields, with the best first…

A: Correct order would be  d>a>b>c. A solid with high density composed of high mass atoms has…

Q: Describe the terms given below. Ultra Violet Visible Light X-rays Gamma Rays

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Circle which particle is the “heaviest" ? A) Alpha B) Beta C) Gamma D) Neutrino

A: Need to find : Among alpha, Beta, gamma & neutrino which particle is heaviest.

Q: 8 8. 45° 4V2

A: Given:Vector A has magnitude, A = 8 unitmagnitude of vector B. B = 8 unit

Q: Silver has two isotopes that are common in nature. Ag - 107 and Ag - 109. What makes these two…

A: Answer :-  Ag - 109 has two more neutrons than Ag -107. Because  Ag47107  Atomic mass = 107  Atomic…

Q: The light that kill germs and used to sterilize medical instruments is O Visible. O UV. IR. Laser.

A: A light ray is an idealized model of light that is drawn as a straight line in physics (and optics).…

Q: Explain the process of electron-holes recombination.

A: In the semiconductor, when a temperature of valance band increase then some electrons get excited…

Q: Which is the most penetrating radiation? Group of answer choices a)blu-ray b)alpha ray c)beta ray…

A: Penetrating power means how much these radiation can penetrate

Q: There is a safe level of radioactive carbon dioxide on earth and inside your body because of: a. UV…

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Q: Alpha particles are O electrons O helium nuclei negative neutral

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Q: Digital cameras are an application of — A
nuclear fusion

B
the photoelectric effect

C
Newton's…

A: Required : Digital cameras are an application of ...

Q: High temperatures are required for controlled nuclear fusion because nuclei must O produce…

A: The Correct Answer is (b)

Q: What are examples of gamma rays?

A: Gamma rays is a type of electromagnetic radiation and it is also known to penetrate electromagnetic…

Q: The main difference between Gamma radiation and X-ray radiation is: a. Speed of radiation travel…

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Q: Sketch a diagram of a boron atom, which has five protons and six neutrons in its nucleus

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Q: What is the full story of how light elements formed?

A: What is the full story of how light elements formed?

Q: Define the range of radiation.

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Q: Circle which particle is the “heaviest”.. A) alpha B) beta C) gamma D neutrino

A: Answer A

Q: Calculate the resonance frequency of spin-flip transition of a proton in a magnetic field of 0.60 T.…

A: Solution: Given: To compute NMR frequency of spin-flip transition of a proton in magnetic field. B =…

Q: Sonar, cell phones, and television remote control devices all use gamma rays. a. True b. False

A: The given statement is false. Gamma radiation is highly ionizing radiation and it is not used in…

Q: wavelength is short

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Q: While being X-rayed, a person absorbs 3.9x10 J of energy. Part A Determine the number of 40,000-eV…

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