What does The absorption of ink by blotting paper involve?
A). Viscosity of ink
B). Capillary action phenomenon
C). Diffusion of ink through the blotting
D). Siphon action
Answer:B
What does The absorption of ink by blotting paper involve?
A). Viscosity of ink B). Capillary action phenomenon C). Diffusion of ink through the blotting D). Siphon action