Phenol $\xrightarrow{Br_2 / H_2O}$ Product formed is

Phenol,when it first reacts with concentrated sulphuric acid and then concentrated nitric acid,gives:

The dipole moment of phenol is smaller than that of methanol. Why?

Which among the following phenols has the highest melting point?

The given reaction can occur in the presence of:
$(1)$ Bromine water
$(2)$ $Br_2$ in $CS_2, 273 \ K$
$(3)$ $Br_2 / FeBr_3$
$(4)$ $Br_2$ in $CHCl_3, 273 \ K$
Choose the correct answer from the options given below:
[Image: Phenol reacting to form p-bromophenol as the major product]

Which statement is incorrect for the product of the reaction shown above?