Electrostatics

11. For a good 0.05 uF capacitor ohmmeter reading should

show low resistance momentarily and back off to a very high resistance
show high resistance momentarily and then a very low resistance
not move at all

Detailed SolutionFor a good 0.05 uF capacitor ohmmeter reading should

12. This mention statement is associated with “The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”.

Gauss's law
Kirchhoff's law
Faraday's law
Lenz's law

Detailed SolutionThis mention

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is associated with “The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”.

13. The time constant and R-C circuit may also be defined as the time during which the charging current falls to ______ percent of its initial maximum value,

37
42
63
73

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initial maximum value," class="read-more button" href="https://exam.pscnotes.com/mcq/the-time-constant-and-r-c-circuit-may-also-be-defined-as-the-time-during-which-the-charging-current-falls-to-______-percent-of-its-initial-maximum-value/#more-58737">Detailed SolutionThe time constant and R-C circuit may also be defined as the time during which the charging current falls to ______ percent of its initial maximum value,

14. In order to remove static electricity from machinery

construct insulated cabins
insulate the machinery
ground the framework
humidify the surroundings

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from machinery" class="read-more button" href="https://exam.pscnotes.com/mcq/in-order-to-remove-static-electricity-from-machinery/#more-58445">Detailed SolutionIn order to remove static electricity from machinery

15. The dissipation factor of a good dielectric is of the order of

0.0002
0.002
0.02
0.2

Detailed

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SolutionThe dissipation factor of a good dielectric is of the order of

16. Two plates of a parallel plate capacitor after being charged from a constant voltage source are separated apart by means of insulated handles, then the

Voltage across the plates increases
Voltage across the plates decreases
Charge on the capacitor decreases
Charge on the capacitor increases

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24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube class="read-more-container">Detailed SolutionTwo plates of a parallel plate capacitor after being charged from a constant voltage source are separated apart by means of insulated handles, then the

17. The relative permittivity of free space is given by

1
10
100
1000

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64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube class="screen-reader-text">The relative permittivity of free space is given by

18. The units of capacitance are

$$ rac{{{ ext{Volt}}}}{{{ ext{Coulomb}}}}$$
$$ rac{{{ ext{Coulomb}}}}{{{ ext{Volt}}}}$$
$${ ext{Ohm}}$$
$$ rac{{{ ext{Henry}}}}{{{ ext{Wb}}}}$$

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are" class="read-more button" href="https://exam.pscnotes.com/mcq/the-units-of-capacitance-are/#more-57885">Detailed SolutionThe units of capacitance are

19. A mica capacitor and a ceramic capacitor both have the same physical dimensions. Which will have more value of capacitance ?

Ceramic capacitor
Mica capacitor
Both will have identical value of capacitance
It depends on applied voltage

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?" class="read-more button" href="https://exam.pscnotes.com/mcq/a-mica-capacitor-and-a-ceramic-capacitor-both-have-the-same-physical-dimensions-which-will-have-more-value-of-capacitance/#more-57828">Detailed SolutionA mica capacitor and a ceramic capacitor both have the same physical dimensions. Which will have more value of capacitance ?

20. Permittivity is expressed in

Farad/sq-m
Farad/meter
Weber/meter
Weber/sq-m

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expressed in" class="read-more button" href="https://exam.pscnotes.com/mcq/permittivity-is-expressed-in/#more-57582">Detailed SolutionPermittivity is expressed in

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