engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Physics Nuclear Physics Radioactivity
If we start with 'x' mg of Radon-222 and are left with 0.1 mg after 16 hours given that half life of Radon-222 is 4 hours, how much is 'x'?
1
0.8
2
0.4
3
1.6
4
0.016