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1. For t ≥ 0 the voltage across a 1-μF capacitor is vC(t) = 10 u (t) V. Derive expressions for iC(t) and p(t) . Is the capacitor absorbing power, delivering power, or both?
2. For t ≥ 0 the voltage across a 0:022-μF capacitor is vC(t) = 5 e-100t u (t) V. Derive expressions for iC(t) and pC(t). Is the capacitor absorbing power, delivering power, or both?
In a balanced three-phase wye-wye system, the source is anabc-sequence set ofvoltages. Zline=1+j1.8Ω, Zload=14+j12Ω, and the load voltage on the a phase isVAN=398.1
The heart of all motors and generators is a rotating magneticfield. We discussed, covered and derived the equations for arotating magnetic field produced by a symmetric 3-phasestator-winding arrangement driven by a symmetric 3-phase current.
The bit energy to one-sided noise density at a PCM receiver input is 30 dB. Referring to the figure above, determine the approximate detected S/N ratio (in dB) for 8-bit BPSK with a matched filter detector.
A telecommunication system has a link bandwidth of 10 MHZ, signal propagation of 3.5 x 10^8 m/s, transmitting as 1500 frames per minute, with 15000 bits per frame, over a distance of 100 km. What is the bandwidth-delay product?
Determine the force exerted on q2 by q1 if q1 = 3 x 10-4 C and q2 = -10-4 C and are located at point A(1, 2, 3) and point B(2, 0, 5). respectively.
a) Using K-Map, find the minimum product-of-sums for the following function. Circle the term on the map and write the result in algebraic form. b) Draw the block diagram in NOR-NOR.
A 64k x 16 memory uses coincident decoding by splitting theinternal decoder into X-selection and Y-selection. (a) What is the size of each decoder, and how many AND gates arerequired for decoding the address
Two resistors of resistance R_1 and R_2, with R_2>R_1, are connected to a voltage source with voltage V_0. When the resistors are connected in series, the current is I_s. When the resistors are connected in parallel, the current I_p from the sourc..
A series-connected circuit has a 240-V voltage source, a 10- resistance, a 5- resistance, and an unknown resistance Rx. The voltage across the 5-? resistance is 30 V. Determine the value of the unknown resistance.
The purpose of this project is to design a device that would remotely control (from a Bluetooth-enabled mobile phone for instance) at least two actuators (e.g. relays and switches).
Write down the relationship between peak and RMS values of a voltage. What are the peak and RMS values of the mains voltage in Australia?
Two thin rods of length L lie on the x axis. One of them has a charge of -Q uniformly distributed along its length and is positioned between x = -L and x = 0. The other one has a charge of +Q uniformly distributed along its length.
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