Statement-1: On a cold winter day, an iron railing appears much colder than a wooden fence post.
Statement-2: heat capacity of iron is different from wood.

Give scientific reasons: In winter why does an iron pillar feel colder than a wooden pole?

A copper tumbler feels much colder than a wooden block on a cold day. Explain why.

Explain why a piece of iron appears to be cooler than a piece of wood in winter.

Assertion : A brass tumbler feels much colder than a wooden tray on a chilly day. Reason : The thermal conductivity of brass is less than that of wood.

Statement-1: Brown ring test can be done for NO_(3)^(-) in presence of NO_(2)^(-) . Statement-2: Oxidation state of iron is changing from +2 to +1 in the brown ring complex.

Statement-1: It is better to wash the clothes in cold soap solution. Statement-2: The surface tension of cold solution is more than the surface tension of hot solution:

Statement-1: It is better to wash the clothes in cold soap solution. Statement-2: The surface tension of cold solution is more than the surface tension of hot solution:

Statement-1: It is better to wash the clothes in cold soap solution. Statement-2: The surface tension of cold solution is more than the surface tension of hot solution:

Statement-1: Specific heat for adiabatic compression is negative. Statement-2: Specific heat capacity for a gaseous system can have infinite values.