1.

Statement - I: The absorbtance of a perfact black body is unity. Statement - II : A perfect black body when heated emits radiations of all possible wavelength at that temperature.

Answer»

Statement - I is true, Statement - II is true and Statement - I is correct explanation for Statement - II.
Statement - I is true, Statement - II is true and Statement - II is not correct explanation of Statement - I.
Statement - I is true, Statement - II is FALSE.
Statement - I is false, Statement - II is false.

Solution :Statement I is true and statement II is true but statement 2 is not correct EXPLAINATION of statement i.
So correct CHOICE is (B).


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