Electrostatics

1. The number of Faraday tubes of flux passing through a surface in an electric field is called

electric flux
electric flux density
magnetic flux density
electric charge density

Detailed SolutionThe number of Faraday tubes of

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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
flux passing through a surface in an electric field is called

in coulombs will be" class="read-more button" href="https://exam.pscnotes.com/mcq/if-a-6-uf-capacitor-is-charged-to-200-v-the-charge-in-coulombs-will-be/#more-59590">Detailed SolutionIf a 6 uF capacitor is charged to 200 V, the charge in coulombs will be

5. Voltage applied across a ceramic dielectric produces an electrolytic field 100 times greater than air. What will be the value of dielectric constant ?

50
100
150
200

Detailed SolutionVoltage applied across a ceramic dielectric produces an electrolytic

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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
field 100 times greater than air. What will be the value of dielectric constant ?

6. _______ field is associated with the capacitor.

Electric
Magnetic
Both (A) and (B)
None of the above

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class="youtube-subscribe-button"> Subscribe on YouTube button" href="https://exam.pscnotes.com/mcq/_______-field-is-associated-with-the-capacitor/#more-59475">Detailed Solution_______ field is associated with the capacitor.

7. Which of the following capacitors has relatively shorter shelf life ?

Mica capacitor
Electrolytic capacitor
Ceramic capacitor
Paper capacitor

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href="https://exam.pscnotes.com/mcq/which-of-the-following-capacitors-has-relatively-shorter-shelf-life/#more-59466">Detailed SolutionWhich of the following capacitors has relatively shorter shelf life ?

8. What will happen to an insulating medium if voltage more than the breakdown voltage is applied on it ?

It will become magnetic
It will melt
It will get punctured or cracked
Its molecular structure will get changed

Detailed SolutionWhat will happen to

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an insulating medium if voltage more than the breakdown voltage is applied on it ?

9. The ability of charged bodies to exert force on 6ne another is attributed to the existence of

electrons
protons
neutrons
electric field

Detailed Solution

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class="screen-reader-text">The ability of charged bodies to exert force on 6ne another is attributed to the existence of

10. If an ohmmeter reading immediately goes practically to zero and stays there, capacitor is

Charged
Short-circuited
Lossy
Satisfactory

Detailed SolutionIf an ohmmeter

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64 288 64S117.2 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
reading immediately goes practically to zero and stays there, capacitor is

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