In the ground state of __________ electrons are in stable equilibrium, while in __________ electrons always experience a net force. (Thomson's model/Rutherford's model.)

Thomson's model, Rutherford's model

In the ground state of __________ electrons are in stable equilib…

When a lens made of a material of refractive index 1.5 is placed in a liquid of refractive index 1.7, its focal length will __________ .

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The work done in bringing a charge from one point to another on the equipotential surface is ___________.

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If Young's double-slit experiment is done in water instead of air, then the width of the fringe will ________ .

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Electrons emit from a surface due to thermionic emission and ________ emission.

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Electric potential is the __________ quantity.

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According to Ampere's circuital law \[ \oint \overrightarrow{B} \cdot \overrightarrow{d l}= \] __________.

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The total magnetic flux passing through any closed surface is always ____________

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Electric dipole moment is a __________ quantity.

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Frequency of alternating potential V= 311 sin 314 t is __________.

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Average value of alternating current for half cycle is ___________.

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