By Sunil Bhardwaj

4893 Views


Curie (Ci): is quantity of radio element which decay at the rate of \(3.71 \times { 10 }^{ 10 }\) disintegration/sec.

Millicurie (mCi): is quantity of radio element which decay at the rate of \(3.71 \times { 10 }^{ 7 }\) disintegration/sec.

Microcurie (uCi): is quantity of radio element which decay at the rate of \(3.71 \times { 10 }^{ 4 }\) disintegration/sec.

Rutherford (R) is that amount of radioelement which can produce \({ 10 }^{ 6 }\) disintegration per sec.