Question # 1

Laser surgery is of special importance in

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heart operation

kidney operation

liver operation

cancer operation

The charge on alpha particle is:

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1

2

4

6

Phosphorous.... and sulphur 35 are employed on living system to trace metabolic path.

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31

30

38

32

----------------- rays are used to detect the flaws and crocks of metal parts.

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a -rays

gama rays

beta rays

None of these

The number of hydrogen isotopes;

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3

2

8

10

During the preparation of the juice of sugarcane is heated from:

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100°C to 110°C

100° to 120°

100°C to 130°C

100°C to 140°C

In ........ henry Bequeral discovered.

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1895

1886

1896

1898

Emission of ratiations from nucleus is said to be

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Chemical reaction

Atomic reaction

Radioactivity

Nuclear fission

Recording of electrical activity of brain is said to be:

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ultrasound

MRI

E.E.G

E.C.G

the test that measures the electrical activity of the heart:

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E.C.G (Electrocardiogram)

E.E.G (Electroencephalography)

M.R.I (Magnetic resonance imaging)

Angiography

Which radiation have zero mass number

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Alpha radiation

Beta ratiation

Gamma radiation

None of these

If we increasing angle of incidence then at a particular angle incidence the angel of refraction is.

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45 ^o

60 ^o

30 ^o

90 ^o

Which of the following is a natural fiber:

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Teflon

Cotton

Acrylic

Nylon

The Phenomenon of emission of radiations from radioactive elements is called:

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Doping

Allotropy

Radioactivity

Induction

In engineering department besides heavy machinery the role of ....... industry is examplary.

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Cottage

Steel

Electrical

Paper

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