CBSE Class 10 Answered
Two conducting wires of same material and equal lengths and diameters are first connected in series and then parallel in a given circuit. Calculate the ratio of heat produced in series and paralle combination?
Asked by Gurleen Kaur | 18 Jun, 2011, 03:26: AM
Expert Answer
Heat produced, H = I2 Rt,
where I = current, R = resistance, t = time
H is proportional to R;
The ratio of values of resistances in series and parallel connection is 2 : (1/2) = 4 : 1
So, the ratio of heat produced in series and paralle combination = 4 : 1
Answered by | 19 Jun, 2011, 06:49: PM
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