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  • (a) Write the mathematical expression for Joule's law of heating. (b) Compute the heat generated while transferring 96000 coulomb of charge in two hours through a potential difference of <img alt="40\; V" src="https://learn.careers360.com

(a) Write the mathematical expression for Joule's law of heating.

(b) Compute the heat generated while transferring 96000 coulomb of charge in two hours through a potential difference of 40\; V.

 

 

 

 
 
 
 
 

Answers (1)

(a) Mathematical expression for Joule's law of heating is 

H = I2Rt

(b) Heat generated while transferring 96000 coulomb of charge in two hours through a potential difference of 40\; Vis 

H = V.I.t = V.Q

Given : V = 40 volts , Q = 96000 C

Therefore, H = 40 V × 96000 C = 3.84 × 106 J

 

 

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Safeer PP

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