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The half-life of radioactive element is 600 yr. The fraction of sample that would remain after 3000 yr is
Options
(a) (1/2)
(b) (1/16)
(c) (1/8)
(d) (1/32)
Correct Answer:
(1/32)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Radioactivity
(83)
Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A capacitor of capacitance value 1 μF is charged to 30 V and the battery
- When a mass m is attached to a spring, it normally extends by 0.2 m.
- A meter stick of mass 400 g is pivoted at one end and displaced through an angle 60°.
- Two parallel long wires carry currents i₁ and i₂ with i₁ > i₂ .
- A certain number of spherical dropes of a liquid of radius r coalesce to form a single
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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T(Half)=600 years
T=3000 years
n=3000/600
n=5
Now,
N=N`(1/2)powern=5
N=N'(1/32)
N/N`=1/32