Activity of a radioactive sample decreases to (1/3)rd of its original value

Activity of a radioactive sample decreases to (1/3)rd of its original value in 3 days. Then, in 9 days its activity will become

Options

(a) (1/27) of the original value
(b) (1/9) of the original value
(c) (1/18) of the original value
(d) (1/3) of the original value

Correct Answer:

(1/9) of the original value

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. A particle is executing a simple harmonic motion. Its maximum acceleration
  2. In a capillary tube water raises by 1.2 mm. The height of water that will rise
  3. A super conductor exhibits perfect
  4. A train moving at a speed of 220 ms⁻¹ towards a stationary object
  5. The horizontal and vertical components of earth’s magnetic field at a place