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1. State the divergence theorem and discuss its application.
2. What is the divergence of the curl of a vector?
3. Summarize Maxwell's equations in differential form.
4. Are all Maxwell's equations in differential form independent? If not, which of them are independent?
Which side of a pn junction should be connected to the positive voltage for forward bias In normal operation, which type of bias (forward or reverse) is applied to the emitter-base junction of a BJT To the collector-base junction
the SABER instrument aboard the TIMED satellite orbits the earth in a sun-synchronous polar orbit 625 Km above the earth. each of the 10 SABER focal plan detectors is 0.14mm high by 2.0mm wide. the focal plane array is 4.882*4.882mm in size
Determine the max rms voltage that can be applied to the high side of the transformer without exceeding the rated_flux_density in the core if transformer is supplied by frequency of 50 Hz.
A 500-kVA, 60Hz, 5000V, Y-connected, 10 pole synchronous has internal parameters of Armature Resistance 1ohm amd Synchronous Reactance 10ohms. The generator is operating at rated values and 0.9 pf leading.
A spherical shell is 20 cm thick, with an inner radius of 40 cm. If the charge density is given by 10.4 ×10-3 C/m3 a) Find the total charge Q and Explain why this value of Q is irrational (from a physical, not just mathematical, point of view
A three phase, 25-hp, 440-V, 60-Hz, 1750 rpm, wound-rotor induction motor has the following equivalent circuit parameters: R1=0.20 ohms, X1=1.0 ohms, R2=0.15 ohms, X2=0.8 ohms, Xm=30 ohms. The motor is connected to a three phase, 440-V, 60-Hz supply.
If the motor is driving a load whose torque requirement remains constant at 3Nm, independent of speed. Calculate the armature voltage Va to be applied in steady state, if the load to be driven at 1500RPM.
i) Identify the PSK type and calculate the bandwidth if the modem is transmitting with 9600bps and 2400 baud. ii) Suggest a way to reduce the baud rate to 1200 baud and calculate the new bandwidth.
An ideal inverting operational amplifier is configured for a negative feedback loop such that Rf and Rin are equal in magnitude. Vin is a +10 V DC voltage source. A second DC voltage source is connected directly to the positive input terminal of t..
Determine the armature current buildup as a function of time, if the generator voltage constant Kg = 50 V per field ampere at rated speed.
A single silicon photovoltaic cell is found to have an open-circuit voltage of 0.6 V and a short-circuit current of 15 mA in full sunlight. Show how a collection of these cells can be arranged to deliver 500mW at 9.0V into a load.
What change can be made for an ADC804 (analog-to-digital converter) operates with positive (-) and negative (-) input voltages Which is the representation for a positive voltage and which for a negative one
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