WebMar 19, 2024 · The electric current in a circuit can be controlled by introducing resistance to the circuit. The unit of Electric current is Amperes (A). 1 Ampere can be defined as the … WebApr 7, 2024 · The heating effect of electric current is exhibited by Joule’s law. Mathematically, Joule’s law is given by, => H = I2Rt Where, H - The amount of heat produced I - The amount of electricity passing through the wire t - Time taken for heat generation Application of the Heating Effect of Current
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WebHowever, since an alternating current having a maximum value of 1 ampere does not maintain a constant value, the alternating current will not produce as much heat in the resistance as will a direct current of 1 ampere. Figure 1-15 compares the heating effect of 1 ampere of dc to the heating effect of 1 ampere of ac. Figure 1-15. WebAug 3, 2024 · Substituting the value of V in eq (2) P = I 2 R The heat energy dissipated inside the resistor will now be given by H = P ⋅ t = I 2 R t This is known as Joule’s law of heating. A resistor’s heat produced or dissipated as (i) directly proportional to the square of the current that flows through the resistor, harringtons 15kg lamb and rice
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WebName any two effects of electric current. Solution Explanation: Electric current can cause heating and lighting. It can convert a conductor into a temporary magnet. It can also convert a conductor into a heat emission device like a heater. Effects of electric current are described below: Heating effect: WebApr 14, 2024 · How does the new law compare to current restrictions? Florida currently has a 15-week ban and requires two in-person visits, at least 24 hours apart, in order to get an abortion. WebThe heating effect of an electric current depends on three factors: The resistance (R) of the conductor. The time (t) for which the current flows The amount of current (I) What is current electricity? Rate of flow of electron … chard morrisons