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Avery long, straight wire carrying a constant current i(t) = I1 and a rectangular single turn coil lie in the same plane, as illustrated in Figure. The wire and the coil are surrounded by air. A source is applied to the coil causing a constant clockwise current I2 to flow in the loop.
a. Derive an expression for the net force exerted on the coil due to the magnetic field of the wire.
b. Evaluate the force given that I1 = I2 = 10 A, l = 10 cm, r1 = 1 cm, and r2 = 10 cm.
c. Is the loop attracted or repelled by the wire?
A potentiometer is wired is wired to represent a rotational range of 0-180 degree. The potentiometer is supplied with a voltage of 15 VDC. What is the output voltage at 75 degree
A 3 phase, 2 winding, 230kv/115kV, delta-wye, 50MVAtransformer has a series impedance of (4.0 at angle 81 degrees) %and core losses of 1.0% at rated voltage. When the transformer issupplying a load of 40MW at a power factor of 0.80 lagging at rate..
An Al0.3Ga0.7As p-n junction LED with doping level ND = 1 x 10^18 cm-3 on n-side and NA=1x10^15 cm-3 on p-side has Vf = 0.9 V forward bias across its junction. The LED cross-section is 200 µm x 200 µm.
A unit of power often used for electric motors is the horse power (hp), which equals 746W. A small electric car is equipped with a 40-hp electric motor. How much energy does the motor deliver in one hour
Given the starting address for the TC0 Interrupt is to become $5000. Write the assembly instruction necessary to place this ISR address into the interrupt vector table and then unmask the interrupt (assembly only).
Calculate the space charge region width and the capacitance of thereverse biased (1V) abrupt Si pnjunction with dopant concentrationsof: acceptors 1016cm-3, donors 1017cm-3. Temperature is 300K.Assume Si dielectric permittivity of 11.7.
Find VDSQ and IDQ for the FET shown in Figure, given Vto = 3 V and K = 0.5 mA/V2. Find the value of gm at the operating point. Draw the small-signal equivalent circuit, assuming that rd =∞. Derive an expression for the resistance Ro in terms of RD..
f(t) = t. B. f(t) = Sin wt find F(s). C. f(x) = y" + 2y' +y D. f(x) = y"' +4y" + 6y' + 9y. E. Given a serious electrical LRC circuit with an input source of 3Sin wt find the current i(t) expressed as I(s). Hint: use jwL and 1/jwC and w = 2pief
Find a possible series RL circuit equivalent to N.
Design an amplifier circuit to amplify the small output voltage of a transducer of 50mV peak to deliver an output voltage of 8V peak to a 10k ohm load. (This design will produce 1 simulated circuit and an ac output and gain verified using an oscil..
We have an inductance L with an initial current of zero and the voltage across the inductance is given by v(t) = Vm cos( ωt). Suppose that ω is very large ideally, approaching infinity. For this voltage, does the inductance approximate either an ..
A distribution transformer is used to supply a household. below. The load consists of eight 100-W bulbs, a 350-W TV, and a 15-kW kitchen range. If the secondary side of the transformer has 72 turns
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