What is the potential difference between 10sinθcosφ/r2 at A(1,30,20 – McqOptions

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1.	What is the potential difference between 10sinθcosφ/r2 at A(1,30,20) and B(4,90,60)?
A.	2.386
B.	3.386
C.	4.386
D.	5.386
Answer» D. 5.386

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