It is not possible to write directly on blotting paper or newspaper with ink pen
Because of viscosity
Because of inertia
Because of friction
Because of capillarity
As we learnt in
Viscosity -
Viscosity is a measure of resistance to flow in any liquid.
-
Due to capillarity it absorbs the ink.
Option 1)
Because of viscosity
Incorrect
Option 2)
Because of inertia
Incorrect
Option 3)
Because of friction
Incorrect
Option 4)
Because of capillarity
Correct
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