Physics Exam  >  Physics Questions  >  The half life of aπ+meson at rest is 2.5 &... Start Learning for Free
The half life of a π+ meson at rest is 2.5 × 10–8 s. A beam of  π+ mesons is generated at a point 15m  from a detector. Only half of the π+ mesons live to reach the detector. What is the speed of the π+ mesons? (in terms of c)
    Correct answer is '0.89'. Can you explain this answer?
    Verified Answer
    The half life of aπ+meson at rest is 2.5 × 10–8s. A bea...

    In the rest frame of mesons, 
    Life time (in rest frame of mesons) = 2.5 × 10–8 s


    = 0.89
    The correct answer is: 0.89
    View all questions of this test
    Most Upvoted Answer
    The half life of aπ+meson at rest is 2.5 × 10–8s. A bea...
    Substance is the amount of time it takes for half of the substance to decay or become inactive. It is a measure of the rate at which the substance undergoes decay or degradation.

    The concept of half-life is commonly used in fields such as nuclear physics, chemistry, and medicine. In nuclear physics, it refers to the time it takes for half of a radioactive substance to decay. This is important for understanding the stability and decay of radioactive elements, as well as for determining the amount of time it will take for a substance to reach a safe level of radioactivity.

    In chemistry, half-life is used to describe the rate at which a substance degrades or reacts in a chemical reaction. It helps scientists determine the optimal conditions for reactions and understand the kinetics of chemical processes.

    In medicine, half-life is used to determine the rate at which a drug is eliminated from the body. This is important for determining the dosage and frequency of administration of a medication, as well as for understanding how long the effects of the drug will last.

    Overall, the half-life of a substance is a fundamental concept in many scientific fields and is used to understand the rate of decay, degradation, or elimination of a substance.
    Explore Courses for Physics exam

    Similar Physics Doubts

    The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer?
    Question Description
    The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer? for Physics 2024 is part of Physics preparation. The Question and answers have been prepared according to the Physics exam syllabus. Information about The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer? covers all topics & solutions for Physics 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer?.
    Solutions for The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer? in English & in Hindi are available as part of our courses for Physics. Download more important topics, notes, lectures and mock test series for Physics Exam by signing up for free.
    Here you can find the meaning of The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer?, a detailed solution for The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer? has been provided alongside types of The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice The half life of aπ+meson at rest is 2.5 × 10–8s. A beam ofπ+mesons is generated at a point 15m from a detector. Only half of theπ+mesons live to reach the detector. What is the speed of theπ+mesons? (in terms ofc)Correct answer is '0.89'. Can you explain this answer? tests, examples and also practice Physics tests.
    Explore Courses for Physics exam
    Signup for Free!
    Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
    10M+ students study on EduRev