Physics - General Knowledge Questions and Answers

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Solar eclipse will take place when

the sun is between the moon and the earth

the earth is between the moon and the sun

the moon is between the sun and the earth

the moon does not lie on the line joining the sun and the earth

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Isotopes of an element contain

the same number of protons but different number of neutrons

the same number of neutrons but different number of protons

equal number of protons and electrons

equal number of nucleons

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One watt-hour is equivalent to

6.3 x 10³ J

6.3 x 10^-7 J

3.6 x 10³ J

3.6 x 10^-3 J

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Sir C.V. Raman was awarded Nobel Prize for his work connected with which of the following phenomenon of radiation?

Scattering

Diffraction

Interference

Polarization

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In which of the following industries is mica as a raw material?

Cement

Glass and Pottery

Iron and Steel

Electrical

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Radiocarbon dating technique is used to estimate the age of

rocks

monuments

soil

fossils

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Identify the vector quantity from the following

Heat

Angular momentum

Time

Work

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Large astronomical telescopes always use as objective

lens

mirror

combinations of lenses

None of the above

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One should not connect a number of electrical appliances to the same power socket because

this can damage the appliances due to overloading

this can damage the domestic wiring due to overloading

this can damage the electrical meter

the appliance will not get full voltage