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Two-point charges are arranged on the x-y coordinate system as follows; q1= 3.0 nC at (0, 3m) and q2= -9.0 nC at (0,0). Find the electric field at point on x-axis 4.0 m from the origin.
Calculate the magnitude and direction of the electric field 0.85 m from a + 3.25 𝜇C point charge.
Derive the expressions for RMS value and average value.
When a circuit is excited by a sinusoidal voltage source. And also show that form factor of sinusoidal aternating
current wave in 1.11.
In an R-L-C series circuit a maximum current of 0.5 A is obtained by varying the value of inductance L. The supply voltage is fixed at 230 V, 50 Hz. When maximum current flows through the circuit, the voltage measured across the capacitor is 350 V. What are the values of the cricuit parameters ?
What is the total capacitance of a 10.0 F, 15.0 F, 20.0 F and 5.0 F if they are connected in parallel?
You have five(5) 10.0 Farad capacitors. Find the total capacitance if the capacitors are connected in series.
The attractive force between two equal but opposite charges is F newtons when the charges are 6 cm apart. What should be their distance apart to increase the attractive force to 6F newtons?
In an R-L-C series circuit a maximum current of 0.5 A is obtained by varying the value of inductance L. The supply voltage is fixed at 230 V, 50 Hz. When maximum current flows through the circuit, the voltage measured across the capacitor is 350 V. What are the values of the cricuit parameters? 15
A given wire has a resistance of 32 ohms. If its length is 872 m., how much length must be
cut-off from the wire in order to reduce its resistance to 13.4 ohms?
Given the same problem in #2. Assume that the capacitors are connected in parallel.
a) Find the equivalent capacitance of the circuit.
b) Solve for the charge across each capacitor.
