Electrostatics

61. The force between two charges is 120 N. If the distance between the charges is doubled, the force will be

60 N
30 N
40 N
15 N

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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
charges is doubled, the force will be" class="read-more button" href="https://exam.pscnotes.com/mcq/the-force-between-two-charges-is-120-n-if-the-distance-between-the-charges-is-doubled-the-force-will-be/#more-49869">Detailed SolutionThe force between two charges is 120 N. If the distance between the charges is doubled, the force will be

62. Which of the following materials has the highest value of dielectric constant?

Glass
Vacuum
Ceramics
Oil

Detailed

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SolutionWhich of the following materials has the highest value of dielectric constant?

63. Dielectric strength ______ with increasing thickness

increases
decreases
remains unaltered
none of the above

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href="https://exam.pscnotes.com/mcq/dielectric-strength-______-with-increasing-thickness/#more-49244">Detailed SolutionDielectric strength ______ with increasing thickness

64. The capacitance between two plates increases with

shorter plate area and higher applied voltage
shorter plate area and shorter distance between them
larger plate area, longer distance between plates and higher,applied voltage
larger plate area and shorter distance between plates

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124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 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 title="The capacitance between two plates increases with" class="read-more button" href="https://exam.pscnotes.com/mcq/the-capacitance-between-two-plates-increases-with/#more-49214">Detailed SolutionThe capacitance between two plates increases with

65. A condenser suitable for D.C. only is

Metallic plate variable gang condenser
Metallic paper capacitor
Poled aluminium electrolytic condenser

Detailed SolutionA condenser suitable for D.C. only is

66. The unit of dielectric strength is given by

V/m
V2/m
m/V
m/V2

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href="https://exam.pscnotes.com/mcq/the-unit-of-dielectric-strength-is-given-by/#more-48869">Detailed SolutionThe unit of dielectric strength is given by

67. A capacitor in a circuit became hot and ultimately exploded due to wrong connections, which type of capacitor it could be ?

Paper capacitor
Ceramic capacitor
Electrolytic capacitor
Any-of the above

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of capacitor it could be ?" class="read-more button" href="https://exam.pscnotes.com/mcq/a-capacitor-in-a-circuit-became-hot-and-ultimately-exploded-due-to-wrong-connections-which-type-of-capacitor-it-could-be/#more-48860">Detailed SolutionA capacitor in a circuit became hot and ultimately exploded due to wrong connections, which type of capacitor it could be ?

68. For closer tolerances which of the following capacitors is usually preferred ?

Paper capacitor
Mica capacitor
Ceramic disc capacitor
None of the above

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preferred ?" class="read-more button" href="https://exam.pscnotes.com/mcq/for-closer-tolerances-which-of-the-following-capacitors-is-usually-preferred/#more-48757">Detailed SolutionFor closer tolerances which of the following capacitors is usually preferred ?

69. The presence of an uncharged conductor near a charged one increases the

charge of the charged conductor
capacity of the charged conductor
potential of the charged conductor
all of the above

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href="https://exam.pscnotes.com/mcq/the-presence-of-an-uncharged-conductor-near-a-charged-one-increases-the/#more-48586">Detailed SolutionThe presence of an uncharged conductor near a charged one increases the

70. When a dielectric is placed in an electric field the field strength

decreases
increases
reduces to zero
remain unchanged

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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 button" href="https://exam.pscnotes.com/mcq/when-a-dielectric-is-placed-in-an-electric-field-the-field-strength/#more-48530">Detailed SolutionWhen a dielectric is placed in an electric field the field strength

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