Question :

Nuclear sizes are expressed in a unit named.


A) Fermi
B) angstrom
C) newton
D) tesla

Answer : A

Description :



Related Questions - 1


Let a thin capillary tube be replaced with another tube of insufficient length then, we find water


A) will overflow
B) will not rise
C) depressed
D) change its meniscus

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Related Questions - 2


Rectifiers are used to convert


A) Direct current to Alternating current
B) Alternating current to Direct current
C) high voltage to low voltage
D) low voltage to high voltage

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Mirage is due to


A) unequal heating of different parts of the atmosphere
B) magnetic disturbances in the atmosphere
C) depletion of ozone layer in the atmosphere
D) equal heating of different parts of the atmosphere

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It is easier to roll a stone up a sloping road than to lift it vertical upwards because


A) work done in rolling is more than in lifting
B) work done in lifting the stone is equal to rolling it
C) work done in both is same but the rate of doing work is less in rolling
D) work done in rolling a stone is less than in lifting it

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Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to


A) the heating effect of current alone
B) hysteresis loss alone
C) both the heating effect of current and hysteresis loss
D) intense sunlight at noon

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