Questions Answered

cali2:
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How does current flow through a simple circuit with one light bulb? Does the light bulb use up the current when it goes through it or is it …
 updated one year ago
 12 replies
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Ann05:
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why a high resistance is connected in parallel with galvanometer to convert it to voltmeter?
 updated one year ago
 3 replies
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mathavraj:
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why is a current source in parallel and voltage source in series?
 updated one year ago
 4 replies
 1 Medal

mathavraj:
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when a resistor is connected to an independent source,the current flow in it depends on whether the power rating or resistance?
 updated one year ago
 5 replies
 1 Medal

jay_ips:
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a signal whose power is zero but have infinite energy?
 updated one year ago
 4 replies
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anash103:
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Given a uniform plane wave in phasor notation and gamma in a lossy nonmagnetic medium; How do I calculate the magnitude of the wave at a cer…
 updated one year ago
 1 reply
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Silindokuhle:
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What is Ohm's law?
…
 updated one year ago
 4 replies
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kimrenee18:
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The field lines associated with a uniform electric field in a region of space are shown in the attached figure. Imagine drawing two equipo…
 updated 2 years ago
 1 reply
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casualthinker:
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Can we find electric potential at the centre of a finite rectangular plate having uniform positive charge??
 updated 2 years ago
 2 replies
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ehijaeh:
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A charge of 8 nC is placed uniformly on a square sheet of nonconducting material of side 22 cm in the yz plane.(d) What is the magnitude of…
 updated one year ago
 2 replies
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actinglover99:
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I have a test tomorrow and I need some help with my homework!
Question. The electrical resistance of a circuit is influenced by three pri…
 updated one year ago
 2 replies
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itssheritime:
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which is the best book for DIGITAL ELECTRONICS ?
 updated one year ago
 5 replies
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zahid124:
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why coulombs law not applied on moving charge
 updated one year ago
 2 replies
 2 Medals

nikkyscientist:
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what does pn junction barrier actually do
…
 updated one year ago
 2 replies
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manji:
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What would have happened if naked earth had positive charge instead of negative charge?
 updated 2 years ago
 1 reply
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intelprocesser:
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Could anyone tell me the equations and the formulas in the single variable calculus and the Maxwell 's equations . Please help me guys . Th…
 updated 2 years ago
 1 reply
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intelprocesser:
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Hey guys, could any one define what is Electricity and Magnetism ?
 updated 2 years ago
 2 replies
 1 Medal

junkyard:
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Static E field and refraction?
The boundary conditions on a dielectric interface indicate the E field inside one dielectric is in a diffe…
 updated 2 years ago
 1 reply
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junkyard:
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Re: Lecture 5 and Faraday Cage
The argument that a charged hollow conductor contains no surface charge on the interior was made using Gau…
 updated 2 years ago
 1 reply
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Murkha:
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what is the meaning of streamlines in electric field
…
 updated 2 years ago
 1 reply
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HarshaKumar:
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If a current can flow in a closed loop with changing magnetic flux, where no effective potential difference can be available(since it is a c…
 updated 2 years ago
 4 replies
 2 Medals

amiya:
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explain nonconservative field EMF
 updated 2 years ago
 1 reply
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Kelumptus:
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I have a silly question relating to ground. If i have a circuit that has a ground symbol on it, can i always substitute this for a negative …
 updated 2 years ago
 3 replies
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jairo.9:
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What is the total power that serie and parallel array of batteries could provide?. Will it be the same for both arrays?
 updated 2 years ago
 1 reply
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CAF123:
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At some point in lec. 7 of the lecture series, we have that the work done in moving the plate is given by 1/2 E^2 \epsilon_zero A x. We the…
 updated 2 years ago
 4 replies
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gsaivenkat:
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how can a speaker's membrane can be able to produce almost all sounds by vibrating the membrane?
 updated 2 years ago
 2 replies
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praveenroyg:
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A basic cmos inverter will have a Ptransistor upside and Ntransistor down side. what happens if we reverse the p and n transistors?
 updated 2 years ago
 1 reply
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TLLim:
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why electric dipole field deceasing by 1/r3??
 updated one year ago
 4 replies
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alared93:
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please who can explain to me capacitance of a spherical capacitor when a is far far greater than b
…
 updated one year ago
 2 replies
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d20gdx:
Group Title
in one of the MIT open lectures Walter Lewin states and proves that the electric field inside a charged conducting sphere is zero. Also if t…
 updated one year ago
 3 replies
 2 Medals
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