State Wein`s displacement law

State Wien’s displacement law, State its significance.

State Wien's displacement law. Why is it called so ?

State Wien's displacement law. Give S.I. unit and dimension of Wien's constant.

The S. I units of the constant in Wein's displacement law are

The S. I units of the constant in Wein's displacement law are

Assertion : Blue star is at high temperature than red star. Reason : Wein's displacement law states that T prop (1//lambda_(m)) .