A) \[\sqrt{\frac{5L}{m}(qE+mg)}\]
B) \[\sqrt{\frac{5L}{m}(2qE+mg)}\]
C) \[\sqrt{\frac{5L}{m}(qE+2mg)}\]
D) \[\sqrt{\frac{5L}{m}(2qE+3mg)}\]
Correct Answer: C
Solution :
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