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Which of the following forces act on oil...

Which of the following forces act on oil drops in Millikan's experiment?

A

Gravitational

B

Electrostatic

C

Viscous

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
D
The force acting on oil drop are gravitaitonal, electrostatic (due to electrical field), and a viscous drag force (when the oil drop is moving)
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