The parts of motor cars are polished by chromium because the angle of contact between water and chromium is

Given below are two statements:
Statement-$I$: When a capillary tube is dipped into a liquid,the liquid neither rises nor falls in the capillary. The contact angle may be $0^{\circ}$.
Statement-$II$: The contact angle between a solid and a liquid is a property of the material of the solid and liquid as well.
In the light of the above statements,choose the correct answer from the options given below.

The wettability of a surface by a liquid depends primarily on

If a water drop is kept between two glass plates,then its shape is

The value of the contact angle for kerosene with a solid surface is ........ $^o$.

The grease deposited on a glass plate can be easily removed by cleaning the glass with hot water containing detergent powder,because the detergent powder