A battery of e.m.f 10V and internal resistance 2Ω is co...
A battery of e.m.f 10V and internal resistance 2Ω is connected to a resistance of 6Ω. Calculate the p.d
8.75V
7.50V
5V
2.50V
1.25V
Correct answer is B
V = E - Ir = 10V - \(\frac{10 \times 2}{8}\) = 7.5V
When a charge moves through an electric circuit in the direction of an electric force, it ...
Which of the following waves requires a material medium for its propagation? ...
In the molecular explanation of conduction, heat is transferred by the ...
In homes, electrical appliances and lamps are connected in parallel because ...
Materials for rain-proof coats and tents owe their water-proof properties to ...