Which of the following units is equivalent to the unit of electric current?
A ball is swung in a horizontal circle of centre O with a constant speed. acceleration?
Which of the following statements is an effect of compressing gas molecules at constant temperature?
The diagram above is an illustration of an a.c. circuit.Calculate the reactance of the capacitor.
A current of 2A passes through a wire of resistance 4Ω for 3 minutes. Calculate the energy lost.
