प्रकाशवैद्युत प्रभाव की सफलतापूर्वक व्याख्या किसने की? (A) हर्ट्ज ने (B) प्लांक ने (C) मिलिकन ने...

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प्रकाशवैद्युत प्रभाव की सफलतापूर्वक व्याख्या किसने की?
(A) हर्ट्ज ने
(B) प्लांक ने
(C) मिलिकन ने
(D) आइन्सटीन ने
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