Isotopes Flashcards
1
Q
The half life of COBOLT 60 is
A- 74.4 days B- 5.3 years C- 127 days D- 32 days E - 118.5 days
A
B- 5.3 years
2
Q
The half life of Thulium 170 is
A- 127 days B- 74.4 days C- 32 days D- 118.5 days E- 5.3 years
A
A- 127 days
3
Q
The half life of Ytterbium 169 is
A- 32 days B - 74.4 days C- 127 days D- 5.3 years E- 118.5 days
A
A - 32 days
4
Q
The half life of Selenium 75 is
A- 5.3 years B- 127 days C- 32 days D - 118.5 days E - 74.4 days
A
D- 118.5 days
5
Q
The penetrating power in mm of steel of Iridium 192 is
A- 200 mm B- 75mm C- 4mm D- 30 mm E - 4mm
A
B- 75mm
6
Q
The penetrating power in mm of steel of COBOLT 60 is
A- 10mm B- 4mm C- 200 mm D- 30 mm E - 75mm
A
C-200mm
7
Q
The penetrating power in mm of steel of Thulium 170 is
A - 4 mm B - 75mm C - 200 mm D - 10 mm E - 30 mm
A
A- 4mm
8
Q
The penetrating power in mm of steel of Ytterbium is
A- 30mm B- 10 mm C- 75mm D- 200mm E - 4mm
A
B- 10mm
9
Q
The penetrating power in mm of selenium 75 of steel is
A-30mm B- 10 mm C- 4mm D-200mm E- 75mm
A
A-30 mm
10
Q
Half life of iridium 192 is :-
A-5.3 years B - 32 days C- 74.4 days D- 127 days E- 118.5 days
A
C- 74.4 days
