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1. Find the voltage across the 100 W load resistor.
2. Consider the circuit below. Find Vxy.
3. A coil of inductance 318.3 mH and negligible resistance is connected in series with a 200Ω resistor to a 240V, 50Hz supply. Calculate
(a) the inductive reactance of the coil,
(b) the impedance of the circuit,
(c) the current in the circuit,
(d) the potential difference (voltage) across each component, and
(e) the circuit phase angle.
what is the minimum coefficient of friction that will prevent sliding.
Using the Nth order term only of the transfer polynomial, find the Nth order relationship for the Nth order products.
a boost converter operates at 20 khz, and converts power from a solar panel to a battery bus. the panel has norminal volate of 16v and current up to 3 A. the battery bus is 48 v. the transistor can be modelled as a 0.5 v constant forward drop.
Critical frequency for the input low pass network, and the output low pass network, estimate the values for Cbe, Cjc, Cbc, and Cje. Concider the resistance of the signal sourceRs to be equal to the 1 ohm resister in series with the source.
A certain nonmagnetic material has the material constantsεr = 2 andε′′/e′=4 × 10^-4 at ω =1.5Grad/s. Find the distance auniform plane wave can propagate through the material before a. it is attenuated by 1 Np;
Assume there are five numbers stored in locations 20 to 24. Write a machine language program to add these numbers and store the result in location 25.
A simple voltmeter with a full-scale reading of 50(V) is required. Use a d'Arsonval movement with a rating of 20(mV) at 1 (mA). Calculate the value of the voltmeter resistor, Rv, required to achieve these design specifications.
The 24-bit data field of a packet is given by 0xBC603F. The packet contains a CRC with the generator polynomial given by X 3+X+1 a) Find the CRC checksum. Provide the complete code-word including the checksum in hex.
A 100 kVA 2000/400 V, 50 Hz single-phase transformer gave the following test results. With 2000 V applied to the primary with the secondary on open circuit: current 2 A, power 1400 W With the secondary short-circuited and 112 V applied to the primary..
a) Draw the circuit diagram of a bridge rectifier made from pn junction diodes that will function as a negative ectifier. Show the path of current flow for both positive and negative Vin. b) Plot the Vin-Vout transfer characteristic of the circuitd..
• What are three elements, other than the commonly used silicon and germanium, that are used as semiconductor material to construct transistors ?
what is the minimum value decoupling that should be used. for the value of capacitor determined in part "a" estimate the self-resonant frequency of the capacitor, printed wiring board trace combination.
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