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A charged oil drop is suspended in unifo...

A charged oil drop is suspended in uniform field of `3 xx 10^(4) V//m` so that it neither falls nor rises. The charge on the drop will be (take the mass of the charge `= 9.9 xx 10^(-15)kg "&" g= 10 m//s^(2)`)

A

`3.3 xx 10^(-18)C`

B

`3.2 xx 10^(-18)C`

C

`1.6 xx 10^(-18)C`

D

`4.8 xx 10^(-18)C`

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-ELECTRIC CHARGES AND FIELDS-Exercise-II
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