Physics
Electricity:- Part 4
Heating effect of electric current -> When the ends of a conductor are connected to a battery then free electrons move with drift velocity and e…
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Physics
Electricity:- Part 3
On the basis of electrical resistance, all the substances divided into three groups:- * Good conductors- Those substances which have very low elec…
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Physics
Electricity:- Part 2
Electric potential and potential difference -> The work done to move a unit positive charge from infinity to a particular point in electric fiel…
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Physics
Electricity:- Part 1
1) Charge- It is the force of attraction between the sub atomic particles such as proton, electron and neutron. Types of electric charge (i) Pos…
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Physics
Magnetic effects of Electric Current:- Part 4
Domestic electric circuits -> Electricity generated by a power plant is usually AC. Its voltage is 11000 V to 22000 V. The power stations are …
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Physics
Magnetic effects of Electric Current:- Part 3
Galvanometer -> It is a device which detects the current is flowing or not in a closed circuit across the conductor. -> It also tells us the d…
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Physics
Magnetic effects of Electric Current:- Part 2
Maxwell right-hand thumb rule or Palm Rule -> It is given by James Clerk Maxwell. According to the maxwell right-hand rule, if the thumb of …
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