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Derive the resonant frequency for series RLC circuit. [4marks]
for maximum power transfer. [5 marks]
i. The value of 𝑅𝐿
a
ii. Find the maximum power. [5 marks]
b
(c)Given the circuit of fig 5.1below. Determine;
6Ω
12Ω
(b)Derive maximum power transfer formula. [4marks]
12V
iii. State the condition for maximum power transfer. [2 marks]
RL2A
3Ω2Ω
A series RC circuit consists of resistor with a resistance of 50 Ω and a capacitor of capacitance of
c)Derive an equation of the instantaneous voltage across the capacitor, 𝑉𝐶.
𝑉𝑅= 10.5 cos2000𝜋𝑡
e)Determine the equation of the instantaneous voltage of the ac source, 𝑣𝑠
a)Derive an equation for the instantaneous current that flows in the circuit.
20 µF.The instantaneous voltage across the resistor 𝑉𝑅is given as;
.
b)Calculate the reactance of the circuit.
d)Sketch a phasor diagram of the circuit.
In your opinion, what do you think is the main disadvantage of a Clipper circuit over a Clamper Circuit?
time for the construction of a racing yacht was 1 year 9 months and the project
variance was 4 months.
Find the probability that the project would be completed in
(a) 17 months
(b) 20months (hint: state your assumptions clearly
(a) the value of angle for which the larger of the cable tension is as small as possible
(b) the corresponding values of tension in the cables AC and BC.
(4x^3-3y^2)dx + 6xydy=0,f(-1)=0
a certain cnductor has a free electron density of 2x10^30 electrons per cubic feet. Its circular cross secctional area is 150000 square mils and 120 m long. Its resisitivity at 30 degrees. Celcius is 0.9x10^-8 ohm meter. If a current of 3 A passes thru this conductor. Find the drift velocty
Brackish water is desalinated by evaporation for irrigation purposes. If the feed water has 800.96 ppm of salt, and if the product has to contain 0.0034 % salts as illustrated in Fig 1, what fraction of the feed water should bypass the evaporator?
#339914 on Dec 2023