Conductance and Conductivity

Q.

The standard units of conductivity or specific conductance [k] is
Where S = Siemens
cm = centimeter

1. $S^{-1}c{m}^{-1}$
2. $Sc{m}^{-1}$
3. $Scm$
4. $S^{-1}cm$

Q.

State True or False?
Conductance is also dependent on the factors on which resistance is dependent

1. True
2. False

Q. In Millikan's oil drop experiment, which of the following force(s) act(s) on the oil drop?

1. Gravitational force
2. Electrostatic force
3. Viscous drag
4. All of the above