GENERAL SCIENCE - 03 (LEE EDUTEK PRIVATE LIMITED PH NO 9704875189)

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QUIZ FOR GENERAL SCIENCE

Water is a good solvent of ionic salts because

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it has a high specific heat

it has no colour

it has a high dipole moment

it has a high boiling point

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Which of the following is not an isotope of hydrogen?

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Tritium

Deuterium

Protium

Yttrium

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Which of the following does not contain a coinage metal?

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Silver and Gold

Zinc and Gold

Copper and Silver

Copper and Gold

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Which metal pollute the air of a big city?

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Copper

Chromium

Lead

Cadmium

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Decibel is the unit for

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speed of light

radio wave frequency

intensity of sound

intensity of heat

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Light year is a measurement of

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speed of aeroplanes

speed of light

Stellar distances

speed of rockets

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Potassium Permanganate is used for purifying drinking water, because

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it is a sterilising agent

it dissolves the impurities of water

it is a reducing agent

it is an oxidising agent

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One kilometre is equal to how many miles?

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0.84

0.5

1.6

0.62

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'Bar' is the unit of

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temperature

heat

atmospheric pressure

current

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Reading of a barometer going down is an indication of

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snow

storm

intense heat

rainfall

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What is the unit for measuring the amplitude of a sound?

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Decibel

Coulomb

Hum

Cycles

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Which of the following is the lightest metal?

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Mercury

Lithium

Lead

Silver

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Balloons are filled with

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nitrogen

helium

oxygen

argon

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Amalgams are

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highly coloured alloys

alloys which contain mercury as one of the contents

alloys which have great resistance to abrasion

alloys which contain carbon

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kilohertz is a unit which measures

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power used by a current of one ampere

electromagnetic radio wave frequencies

voltage

electric resistance

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The main constituents of pearls are

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calcium oxide and ammonium chloride

calcium carbonate and magnesium carbonate

aragonite and conchiolin

ammonium sulphate and sodium carbonate

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Very small time intervals are accurately measure by

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White dwarfs

Quartz clocks

Atomic clocks

Pulsars

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Bell metal is an alloy of

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nickel and copper

zinc and copper

brass and nickel

tin and copper

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Which of the following metals remain in liquid for under normal conditions?

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Radium

Zinc

Uranium

Mercury

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Which of the following is an element?

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Ruby

Sapphire

Emerald

Diamond

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Fathom is the unit of

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sound

depth

frequency

distance

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Production of chlorofluorocarbons (CFC) gas which is proposed to be banned in India, is used in which of the following domestic products?

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Television

Refrigerator

Tube light

Cooking gas

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One Joule is equal to

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Option 1

Option 2

Option 3

Option 4

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One horse power is equal to

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746 watts

748 watts

756 watts

736 watts

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One fathom is equal to

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6 feet

6 meters

60 feet

100 cm

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