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Which one of the following statements is true, if half-life of a radioactive substance is 1 month?
Options
(a) 7/8th part of the substance will disintegrate in 3 months
(b) 1/8th part of the substance will remain undecayed at the end of 4 months
(c) The substance will disintegrate completely in 4 months
(d) The substance will disintegrate completely in 2 months
Correct Answer:
7/8th part of the substance will disintegrate in 3 months
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
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Force required to move a mass of 1kg at rest on a horizontal rough plane
- Point masses m₁ and m₂ are placed at the opposite ends of a rigid rod of length L,
- A spring gun of spring constant 90 N/cm is compressed 12 cm by a ball of mass
- The magnetic field at a point on the axis of a long solenoid having 5 turns per cm
- Two balls are dropped from same height at 1 second interval of time.
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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