A. Cobalt-60
B. Strontium-90
C. Carbon-14
D. Nickel-63
Related Mcqs:
- When a force is applied at one end of an elastic wire it produces at strain ∝ in the wire. If y is the youngs modulus of the material of the wire the amount of energy stored per unit volume of the wire is given by_________________?
A. Y∝
B. 2Y∝
C. Y∝/2
D. Y∝2 - A certain stress applied to an elastic material produces a certain strain in it. If the elastic limit is not exceeded the energy gained per unit volume of the material is given by_________________?
A. Stress/strain
B. (stress/strain)
C. Stress x strain
D. (Stress / strain) - The relationship between Tesla and smaller unit Gauss of magnetic induction is given by_________________?
A. 1T = 103 G
B. 1T = 10-4 G
C. 1T = 10-2 G
D. 1T = 104 G - The drag force is given by_________________?
A. Newtons law
B. Pascals law
C. Gauss law
D. Stokes law - The electronic circuits which implement the various logic operations are called_____________?
A. Logic gates
B. Boolean algebra
C. Amplifier gain
D. Logic functions - Which of the following types of force can do no work on the particle on which it acts ?
A. frictional force
B. gravitational force
C. elastic force
D. centripetal force - How many types of units are in SI ?
A. 1
B. 2
C. 3
D. 4 - One AMU is equal to__________________?
A. 1.66 x 10-27kg
B. 166 x 10-15ng
C. 166 x 10-20g
D. All of above - The diameter of an atom is approximately_______________?
A. 10-12m
B. 10-11m
C. 10-10m
D. 10-14m - Pair production takes place in the vicinity of a heavy nucleus so that_____________?
A. Net energy is conserved
B. Net charge is conserved
C. Net momentum is conserved
D. All of the above
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