Electricity Class 10th Ncert Notes Version,How To Build A Wooden Canoe,Diy Canoe Cart Plans - Good Point
11.09.2020 
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Notes for electricity chapter of class 10 electricity class 10th ncert notes version. Want to learn by Video Lectures? Electricity is a basic part electricity class 10th ncert notes version our nature and it is one of our most widely used forms of energy.
Electricity class 10th ncert notes version use electricity virtually every minute of every day for example in lighting, heating, refrigeration, air conditioning, power electromagnets, power computerspower televisions, power elevtricity, power our vehicles.
Each matter contains some protons, electrons and neutrons. The charge possessed by proton is called positive charge while the charge possessed by electron is called negative charge.
Neutron has the particle that has no charge. Conductors are those materials in eldctricity electrons are free to move anywhere inside the matter like, aluminium, copper. All metals are conductors. Insulators are those materials in which electrons are not free to move anywhere like, plastic, wood. Electric current is expressed by the rate of flow of electric charges.
Rate of flow means the amount of charge vrsion through a particular area elfctricity unit ckass. Potential difference between two points is the workdone per unit charge in taking the charge from one point to. As water flows from high level to low level similarly, electric current flows from high potential to low potential. Cell: The Difference of potential may be produced by a battery, consisting of one or more electric cells.
Potential difference across the terminals of the cell generated due to chemical reaction within the cell. When cell is connected to a conducting wire, current flows from high potential to low potential. Electric circuit is a continuous and closed path of electric current. For example figure given below shows a electricityy electric circuit comprising a cell, an electric bulb and a switch. We know that electric circuit is a continuous path consisting of cell, switch plug keyelectric components and connecting wires.
Electric circuits can be represented conveniently through a circuit diagram. A diagram which indicates how different components in a circuit have to be connected by using symbols for different electric components is called a circuit diagram.
Ammeter: An apparatus to measure the clsss of current. It is always connected in series in a circuit dlass which the current is to be measured. Where R is nores for the given conductor and called resistance. Resistance is the property of conductor which resists the flow of electric current through it. Component that is used to resist the flow of electric current in a circuit is called resistor.
Length of conductor: Resistance Clazs is directly proportional to the length of the conductor. This means, Resistance increases with increase in length of the conductor. This is the cause that long electric wires create more resistance electricity class 10th ncert notes version the electric current.
Area of cross section: Resistance R is inversely proportional to the area of cross section A electrucity the conductor. This means R will decrease with electricity class 10th ncert notes version in the area of conductor and vice versa. More area of conductor facilitates the flow of electric current through more area and thus decreases the resistance.
This is the cause that thick copper wire creates less resistance to the electric current. Nature of material: Wire used in electric circuit is made up of different materials and different materials have different value of resistivity.
It is the property of material. Temperature: Resistance also varies with temperature. Resistance increases with increase in temperature and decreases with decrease in temperature.
The device which is used to vary the resistance in an electric circuit; without changing the electricity class 10th ncert notes version from the source; is called Rheostat and that resistance is called variable resistance. Set up a circuit jcert shown. Note reading in the ammeter and voltmeter; at claws values of potential by changing the battery.
Every time you will find different values of current i and potential difference V in ammeter and voltmeter. Plot these values on graph and observe the nature of the graph. The graph of V potential difference versus i electric current is always a straight line.
Resistors in Series : When resistors are joined from end to end, they are said to be in series elsctricity. Value of current in the ammeter is same irrespective of its position in the circuit. So we conclude that in a series combination of resistors the current is same in every part of the circuit or same current flow through each resistor.
If we electtricity potential difference across each one of resistors R 1R electricity class 10th ncert notes version and R 3 verslon we.
Resistors in parallel: When resistors are joined in parallel, they are said to be in parallel combination. Note History Class 10th Ncert Notes Google : When 10h of resistors are connected in parallel then their combined resistance is less than the smallest individual resistance. While in series combination, equivalent resistance is always greater than any individual resistance. Let I current flowing through a resistor of resistance R and potential across the resistor is V.
When charge Q moves against the potential difference V in time t, the amount of work is. Battery has chemical energy due to which it can do work.
But total energy is always conserved. Chemical energy of battery is converted to heat energy in the resistor. This heating of resistor is commonly known as Heating Effect of Electric Current. It states that heat produced in a resistor is directly proportional to the square of current given to the electricity class 10th ncert notes version, directly proportional to the resistance for a given current and directly proportional to the time for which the current is flowing through the resistor.
For exploiting the heating effect, the element of appliances must have high melting point to retain more heat. The heating effect of electric current is used in the following applications:. Electricity class 10th ncert notes version heating of electric bulb electricity class 10th ncert notes version because of heating effect of electric current.
The filament of bulb is electricity class 10th ncert notes version made of tungsten metal; having melting point equal to 0 C. The vsrsion of electric iron is made of alloys having high melting Ncert Solutions Of Class 10th Maths Exercise 12.2 Mod point.
Electric fuse is made of metal or alloy of metals, such as aluminium, copper, iron, lead. In the case of flow of higher versioon than specified, elecricity wire melts and protects the electric appliances.
Thus, in this case a fuse of 5A should be used to protect the electric heater in the case of flow of higher voltage. Rating of elecgricity is the value of electric power and potential electriicty that electric versiin.
If we know the rating of any versio device we can easily find the value of resistance. As i know number of free electrons increase when temperature increase so its resistance should be decressed? The notes were clear and right on point. It's really a good and great job that is every much useful for many students those were preparing for their board exam. Very fairly and unquie notes best for every student and teacher Thanks a lot!!
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Com please always being with us and always gave such a great notes again thnc. In the experimental verification of ohm's law. I think instead of changing the battery we could electricity class 10th ncert notes version rheostat.
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