The energy stored in a capacitor of capacitance 5μF is...
The energy stored in a capacitor of capacitance 5μF is 40J. Calculate the voltage applied across its terminals?
4000V
200V
16V
6V
4V
Correct answer is A
E=CV22
V2=2EC
V2=2×405×10−6
V2=16×106
V=4×103=4000v
Calculate the temperature change when 500J of heat is supplied to 100g of water ...
In the AC circuit diagram above, the resonance frequency is ...
Consider the wave equation y = 5mm sin [1cm−1x - 60s−1t]. The wave number is?...
Which of the following properties makes metals ideal for cooking utensils? ...
Calculate the effective resistance between P and Q in the diagram above ...