Calculate the amount of heat generated in an external loa...
Calculate the amount of heat generated in an external load of resistance 8Ω if an alternating current of peak value 5A is passed through for 100s.
20,000J
10,000J
5,000J
4,000J
200J
Correct answer is A
E=I\(^2\)rt
E=5\(^2\) * 8 * 100
E=20000j
Heat Energy Generated(Q) ⇔ Energy(E)
Q = 20000j
Which of the following is not self-luminous? ...
In the molecular explanation of conduction, heat is transferred by the ...
Which of the following quantities are scalars? i. Electrical potential ii. Torque iii. Momentum...
Which of the following factors does not affect the capacitance of a parallel plate capacitor? ...
Which of the following media allow(s) the transmission of sound wave through them? I. Air II. Li...