Question :

The absorption of ink by blotting paper involves


A) viscosity of ink
B) capillary action phenomenon
C) diffusion of ink through the blotting
D) siphon action

Answer : B

Description :



Related Questions - 1


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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Related Questions - 2


Radiocarbon is produced in the atmosphere as a result of


A) collision between fast neutrons and nitrogen nuclei present in the atmosphere
B) action of ultraviolet light from the sun on atmospheric oxygen
C) action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere
D) lightning discharge in atmosphere

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Related Questions - 3


Pa(Pascal) is the unit for


A) thrust
B) pressure
C) frequency
D) conductivity

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Related Questions - 4


Pick out the scalar quantity


A) force
B) pressure
C) velocity
D) acceleration

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Related Questions - 5


out of the following, which is not emitted by radioactive substance?


A) Electrons
B) Electromagnetic radiations
C) Alpha particles
D) Neutrons

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