Question # 1

The amount of energy equivalent to 1 a.m.u is

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931.5 MeV

93.15 MeV

9.315 MeV

2.224 MeV

The charge number of Ba is.

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197

141

56

85

Mass equivalent of 931 MeV energy is:

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6.02 x 10^-23 kg

1.766 x 10^-27kg

2.67 x 10^-29kg

6.02 x 10^-87kg

The energy equivalent of 1 kg of matter is about:

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10^-15 J

1 J

10^-12J

10^-17J

Circulation of blood is studied by radio isotope.

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Cobalt -60

Phosphorus -32

Sodium -24

Iodine -131

How many neutrons are there in the nuclide Zn⁶⁶?

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22

30

36

66

1 gray is equal to.

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1 JKg-1

1KgJ-1

1JKg

1 JKg-2

The most abundant isotope of neon is:

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Neon 21

Neon 20

Neon 22

None of above

When nitrogen is bombarded by alpha particles nitrogen nucleus changes into

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Oxygen

Carbon

Barium

Helium

A device that shows the visible path of ionizing particle is called.

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GM counter

Solid state detector

Scalar

Wilson cloud chamber

Which of the following are not hadrons.

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Muons

Mesons

Positrons

Neutrons

One joule of energy absorbed per kilogram of a body is

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Roentgen

Grey

Rem

Curie

The particles equal in mass but greater than proton are.

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Mesons

Baryons

Leptons

Hadrons

Iodine -131 is used for the treatment by

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Bones

Eyes

thyroid glands

Lungs

The mass of proton in amu is:

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1.07276

1.7276

1.007276

1.0007276

Binding energy for deuteron nucleus is given by

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2.8 MeV

2.23 MeV

2.28 MeV

2.25 MeV

The SI unit of decay constant is

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m

m^-1

S^-1

Nm^-1

A positron is a particle having.

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Mass equal to electron

Charge equal to electron

Mass equal to mass of electron but charge opposite to charge of electron.

Mass equal to proton

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