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Q. Consider a pair of coupled coils as shown in Figure of the text, with currents, voltages, and polarity dots as indicated. Show that the mutual inductance is L12 = L21 = M by following these steps:
(a) Starting at time t0 with i1(t0) = i2(t0) = 0, maintain i2 = 0 and increase i1 until, at time t1, i1(t1) = I1 and i2(t1) = 0. Determine the energy accumulated during this time. Now maintaining i1 = I1, increase i2 until at time t2, i2(t2) = I2. Find the corresponding energy accumulated and the total energy stored at time t2.
(b) Repeat the process in the reverse order, allowing the currents to reach their ?nal values. Compare the expressions obtained for the total energy stored and obtain the desired result.
Preventive and Regular Maintenance Preventive and regular manages of components of the distributions system is necessary to reduce/eliminate breakdowns. Care should be taken t
A 450 ns EPROM won't work directly with a 5MHz 8088.Why? Explain. While the 8088 is operated along with a 5 MHz clock, it permits 460 ns for the memory to access data. Due to t
A circuit realization of a NAND gate will now be developed. By connecting NAND gates together in various ways, one can synthesize other gates and flip-flops. Thus in principle, a s
Q. What are the conditions required to be fulfilled to sustain the oscillations? The conditions required to be fulfilled to sustain the oscillations are: 1. The loop gain mu
Q. Define Power-Supply Rejection Ratio? An op amp's ability to disregard changes in power-supply voltage is measured by the power- supply rejection ratio (PSRR), which is speci
Explain Sampling at the Nyquist Rate? What would happen if we reduced the sampling frequency? In the time domain, we would be getting less samples for each period. In the frequ
Q. What are the applications of JFET? · FET is used as a buffer in measuring instruments, receivers since it has high input impedance and low output impedance. · FET's are u
Fixed bias (base bias): Diagram: Fixed bias (Base bias) This type of biasing is also known as base bias . In the instance above figure, the single power source (
Q. Illustrate the basic use of binary in IT ? The binary system is thus useful in IT because not only any number, but any information, can be represented in terms of only 0s an
A bandpass filter design can be accomplished through the cascade connection shown in Figure, where the frequencies between the two cutoffs fall in the passband of both filters and
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