NEET 2020 Physics and Chemistry
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Question : 19 of 90
Marks:
+1,
-0
A charged particle having drift velocity of 7.5 × 10 − 4 m s − 1 in an electric field of 3 × 10 − 10 V m − 1 , has a mobility in m 2 V − 1 s − 1 of :
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