Question # 1

Anode rays sand proton were discovered by which chemist?

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E.Rutherford

E.Goldstein

J Chandwick

J J Thomson

What is Ferrites?

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Magnetic but have low resistance

Magnetic but have high resistance

Non-magnetic with low resistance

None- magnetic with high resistance

What is the chemical name of vitamin B-1?

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Pantothenic acid

Ergocaciferol

Thiamine

Retinol

Nobel Alfred Bernhard after whom Nobel prizes are given was?

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Engineer

Chemist

Both (a) & (b)

Doctor

Which technique of recording and interpreting the the electrical activity of the brain is used:

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Electromegnetograph

Electroencephalogical

Electroencephalograph

None of the above

A train covers 45% km distance in one hour. How much distance train will cover in 25 hours?

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1437.5km

1537.5km

1637.5km

1137.km

Whit blood cells are also known as:

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Leucocytes

Trombocytes

Erythrocytes

None of these

Which of the following gases is he most toxic?

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Carbon dioxide

Carbon monoxide

Sulphur dioxide

Acetic acid

A seller loses 13% by selling by book at a certain price. had he sold it for R.s 9.75 more, he would have gained 26%. C.P to him was

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25

30

39

42

The ink of the pan leaks out in an aeroplane because

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Atmospheric pressure increases

Pressure of ink inside is more than the ambient pressure

High sped of aeroplane

Temperature difference

Which metal is the fifth most abundant element in the earth's crust and is an essential constituent of leaves, shells, bone and teeth

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Iodine

Calcium

Phosphorous

Zinc

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