An oil drop of radius 2 {mm} with a density 3 {g} {cm}^{-3} is held stationary under a constant electric field 3.55 \times 10^{5} {Vm}^{-1} in the Millikan's oil drop experiment. What is the number of excess electrons that the oil drop will possess? (Take, g=9.81 {m} \/ {s}^{2} ) [18 Mar 2021 Shift 1]

Electrostatics Part 2

Section: Physics

Question : 94 of 100

Marks: +1, -0

An oil drop of radius 2mm with a density 3gcm−3 is held stationary under a constant electric field 3.55×105Vm−1 in the Millikan's oil drop experiment. What is the number of excess electrons that the oil drop will possess? (Take, g=9.81m∕s2 )

[18 Mar 2021 Shift 1]

48.8×1011
1.73×1010
17.3×1010
1.73×1012

Validate

Go to Question:

Prev Question

Next Question