tag:blogger.com,1999:blog-23185818386463358812024-11-01T00:01:47.947-07:00Physicsacadmixhttp://www.blogger.com/profile/15178962198492327952noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-2318581838646335881.post-4492387876049388562012-05-15T06:08:00.000-07:002012-05-15T06:08:00.037-07:00CONTINUE CHAPTER 1-ELECTRIC FIELDS<div dir="ltr" style="text-align: left;" trbidi="on">
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<b><span style="color: #00b0f0; font-family: "Segoe Print"; font-size: 18.0pt;">COULOMB’S LAW OF VECTOR FORM</span></b><b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;"><o:p></o:p></span></b></div>
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<b><span style="color: #00b0f0; font-family: "Segoe Print"; font-size: 18.0pt;">DIELECTRIC CONSTANT</span></b><b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;"><o:p></o:p></span></b></div>
<u1:p></u1:p>
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<b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;">When
the charges are situated in any other medium other than free space force
between them is given <o:p></o:p></span></b></div>
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<b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;">Where,<span class="apple-converted-space"> </span></span></b><b><span style="color: black; font-size: 18.0pt;">ɛ</span></b><span class="apple-converted-space"><b><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;"> </span></b></span><b><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;">is called
absolute electrical permittivity of intervening medium.</span></b><b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;"><o:p></o:p></span></b></div>
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<b><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;">Dielectric constant of a medium is the
ratio of<span class="apple-converted-space"> </span>absolute electrical
permittivity of the medium to the absolute electrical permittivity of free space</span></b><b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;"><o:p></o:p></span></b></div>
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<b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;"><o:p><span class="Apple-style-span" style="color: #00b0f0;">SUPERPOSITION PRINCIPLE</span></o:p></span></b></div>
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<b><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;">This principle states that force on any
charge due to number of other charges at rest is the vector sum of all the
forces, taken one at a time.</span></b><b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;"><o:p></o:p></span></b></div>
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<b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;">v <span class="apple-converted-space"> </span><span style="mso-bidi-font-weight: bold;">The forces due to individual charges are
unaffected due to the presence f other charges.</span><o:p></o:p></span></b></div>
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<b style="mso-bidi-font-weight: normal;"><span style="color: black; font-family: "Segoe Print"; font-size: 18.0pt;">Let
there be many forces acting on other force..Then total force is their sum.<o:p></o:p></span></b></div>
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</div>acadmixhttp://www.blogger.com/profile/15178962198492327952noreply@blogger.com0tag:blogger.com,1999:blog-2318581838646335881.post-22034110280261849912012-05-14T06:02:00.000-07:002012-05-14T06:52:28.187-07:00CHAPTER 1-ELECTRIC FIELDS<div dir="ltr" style="text-align: left;" trbidi="on">
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<span style="color: #00b0f0; font-family: 'Segoe Print'; font-size: 18pt;">QUANTISATION
OF ELETRIC CHARGE</span><span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;"><o:p></o:p></span></div>
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<span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">This is the
property due to which all free charges are integral multiple of basic unit of
charge represented by e.</span><span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;"><o:p></o:p></span></div>
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<span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">Representation| -e is a electron and +e
is proton.<o:p></o:p></span></div>
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<span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">-------------------------------------------<o:p></o:p></span></div>
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<span style="color: #00b0f0; font-family: 'Segoe Print'; font-size: 18pt;">COULOMB’S LAW</span><span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;"><o:p></o:p></span></div>
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<span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">This law
states that the force of interaction between two point charges is directly
proportional to the product of charges and inversely proportional to the square
of distance between them.</span><span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;"><o:p></o:p></span></div>
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<span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">It obeys
Newton’s Third Law of Motion</span><span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;"><o:p></o:p></span></div>
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<span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">Where<span class="apple-converted-space"> </span>k is the electrostatic force constant<o:p></o:p></span></div>
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<span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">The value of electrostatic force
constant depends on the nature of medium separating the charges and the system
of units.<o:p></o:p></span></div>
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<span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">Where<span class="apple-converted-space"> </span></span><span style="color: black; font-size: 18pt;">ɛ</span><sub><span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">0<span class="apple-converted-space"> </span></span></sub><span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;">is
called the absolute electrical permittivity of free space</span><span style="color: black; font-family: 'Segoe Print'; font-size: 18pt;"><o:p></o:p></span></div>
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</div>acadmixhttp://www.blogger.com/profile/15178962198492327952noreply@blogger.com0