Poll Results
Participate in Poll, Choose Your Answer.
(A) हिमांक का अवनमन
(B) क्वथनांक का उन्नयन
(C) प्रकाशीय कार्यशीलता
(D) वाष्प दाब का आपेक्षिक अवनमन
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Ans:- (C) प्रकाशीय कार्यशीलता