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The energy stored in a 2H inductor is 400J and is decreasing at 200J/s at t=4 seconds. Determine the voltage magnitude and curent magnitude at t=4 seconds. Does the current enter or leave the positive terminal of the inductor.
given analog signal : x(t)=8cos(6,000pi)+5cos(14,000pit) t>=0 sampled at rate 12,000 Hz a) sketch the spectorum of the orignal signal and the sampled signal from 0 KHz and 25 KHz.
The voltage and current at the terminals of the circuit element in Fig 1.5 are zero for t
Four frequencies are applied at the input of anon-linear amplifier. Write down all of the frequency components at the output of the non-linear device. Write down only the first three harmonics find out the frequency components at the output
A four-bit barrel shifter is a combinational circuit with four data inputs, two control inputs, and two data outputs. It allows the data inputs to be shifted onto the outputs by 0, 1, 2, or 3 bit positions, with the rightmost bits wrapping around ..
Show how to wire the two gauges and two fixed 150 W resistors into the bridge circuit to provide temperature compensation, using the graphs given on the right. The plastic tube has an outer diameter of 3 cm and an inner diameter of 2.3 cm.
A simple power system consists of a dc generator connected to a load center via a transmission line. The load resistance is 8 ohms. The transmission line is 40km copper wire of 4 cm diameter. If the voltage at the load side is 400 V, compute Volta..
(1) In a lab experiment on parallel Resonance circuit with switch closed, What is the phase relationship between Ic and IL at Is minimum (2) Why is the source current , Is, minimum at a given frequency
A dc series motor of 230 V, 12 hp, 1200 rpm is connected to a 230 V supply. It draws a current of 40 A, and rotates at 1200 rpm. Ra = 0.25 ohms and Rs = 0.1 ohms. Assume magnetic linearity.
A lossless transmission line is embedded in a medium having a dielectric constant of 9. The per-unit length capacitance of the line is given as 100 pF/m. a.Find the wave velocity in the medium.
An infinite grounded conducting tube of radius 10cm is centered on the z axis. A concentric charged tube of radius 6 cm has a surface charge density of 24 uC/m2. A 1m long section of the charged tube is compressed to change its radius to 3 cm.
Two batteries with emf's of 1.5V and 1.2V and internal resistances of 0.50-ohm and 0.80-ohm, respectively, are connected in parallel with + terminals together. a.) Determine the current they would deliver to an external resistance
A DC motor is driving a load given by TL = 2 + 0.02ωL Nm , where ωL is the speed in rad/sec. The armature resistance of the motor, Ra = 2Ω . The machine constants, kE=kT =0.4 (in SI units).
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