Which kind of surface will absorb maximum radiation from sun ?

Which will from maximum boiling azeotrope ?

Which kind of bond is present in water?

Which kind of cells lack vessels in plants?

Which kind of diseases are more harmful to the body ?

Which kind of movements are shown by Paramecium?

If lambda _m is the wavelentgh corresponding to maximum radiation for a body at temperature T,then which of the following relations is true?

An EM wave of intensity 'I' falls on a surface kept in vacuum and exerts radiation pressure p on it. Which of the following are true?