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in Physics by (25.0k points)
प्रकाश वैधुत प्रभाव के प्रयोग में निरोधी विभव `V_(0)` तथा आपतित प्रकाश की आवृत्ति v के बीच ग्राफ खींचने पर एक सरल रेखा प्राप्त होती है जो v अक्ष से `theta` कोण बनाती है । यदि पृष्ठ का कार्य फलन W हो , तो ` tan theta` का मान होगा :
A. `(h)/(e)`
B. `(e)/(h)`
C. `-(W)/(e)`
D. `(eh)/(W)`

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