Radioactivity: Which emission is not characteristic of ordinary radioactive decay? From the types listed, identify the one not typically emitted in standard (natural) radioactive decay chains. Choose the correct option.

Q: Radioactivity: Which emission is not characteristic of ordinary radioactive decay? From the types listed, identify the one not typically emitted in standard (natural) radioactive decay chains. Choose the correct option.

Concept Natural radioactive decays commonly emit α, β, and γ radiation. Free neutron emission is not typical of standard natural decays (more common in fission events). Final Answer Neutrons

Difficulty: Easy

Neutrons
Alpha particles
Beta particles (electrons/positrons)
Gamma rays

Correct Answer: Neutrons

Explanation:

Concept

Natural radioactive decays commonly emit α, β, and γ radiation.
Free neutron emission is not typical of standard natural decays (more common in fission events).

Final Answer
Neutrons

← Previous Question Next Question→

More Questions from Physics

Vector vs. scalar: Identify the vector quantity. Which of the following physical quantities has both magnitude and direction (i.e., is a vector)? Choose the correct option.
Everyday capillarity: Why oil rises in a lamp wick. Oil rises up a lamp’s cotton wick primarily due to which physical principle in fine capillaries? Choose the correct option.
Energy units: Convert watt-hour to joules. One watt-hour represents the energy expended by 1 watt sustained for 1 hour. What is this energy in joules? Choose the correct option.
Dimensional analysis MCQ: Identify the pair of physical quantities that do not share identical dimensions. Out of the following pairs, determine which pair has different dimensional formula; assume standard M–L–T system for mechanics quantities. Choose the correct option.
Applications of radioisotopes: What does the radiocarbon (C-14) dating technique estimate? Choose the most appropriate target material that C-14 dating is designed to age-date in archaeology and geology. Choose the correct option.
Astronomy and light travel time: How long does sunlight take to reach Earth? Give the approximate time delay for light traveling from the Sun to Earth's surface under average conditions. Choose the correct option.
Optical phenomena in the atmosphere: What physical principle best explains a desert mirage? Consider the shimmering water-like appearance on hot roads or deserts caused by vertical temperature gradients in air. Choose the correct option.
Semiconductor devices: Why are suitable impurities (dopants) intentionally added to a pure semiconductor? State the primary objective of doping for electronic applications (diodes, transistors, ICs). Choose the correct option.
Hydrostatics: Under which condition will a siphon fail to operate? Assume a standard siphon transferring liquid from a higher container to a lower one through a tube arching over the rim. Choose the correct option.
Isotopes: What do atoms of the same element (isotopes) have in common? Focus on nuclear composition and atomic number vs. mass number for isotopic nuclides. Choose the correct option.

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion