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1. Draw the schematic diagram of an ac-coupled inverting amplifier with a voltage gain of 100. Discuss the theory of operation.
2. Draw the schematic diagram of a differential amplifier built with an op amp. What are the factors that determine the CMRR?
Find the transition points of the driver and load transistors. - Determine the maximum current and maximum power dissipation in the circuit.
Determine the maximum possible input resistance and minimum possible input resistance to the feedback circuit.
A certain antenna has a radiation resistance of 51 ?, and an ohmic (loss) resistance of 10 ?. If a current of 2 A is driving the antenna, calculate the following: a) the power radiated. b) the power lost due to heat.
What is the effective radiated power of a television broadcast station if the output of the transmitter is 1000 W, antenna transmission line loss is 50 W, and the antenna power gain is 3
An ECG has a scalar magnitude of 1 mV on lead II and a scalar magnitude of 0.5 mV on lead III. Calculate the scalar magnitude on lead I.
The substrate concentration of a N-type semiconductor is ND=10^15cm^-3. the wafer is doped with NA= 1.1*10^15 cm^-3, so that a very lightly doped P-type region is created at the surface. What is the concentration of electrons in the P-type region
A steel tire, 10 mm thick, 80 mm wide, and 1500.0 mm inside diameter, is heated and shrunk onto a steel wheel 1500.5 mm in diameter. If the coefficient of static friction is 0.30, what torque is required to twist the tire relative to the wheel
Consider the circuit shown in Figure in which the initial inductor current and capacitor voltage are both zero. Write the differential equation for vC(t).
a voltage v(t) = 24cos(2000t-45degrees) is applied across a parallel connection of a 5kΩ resistor and 100nF capacitor. find the steady state current ic(t) through the capacitor and ir(t) through the resistor.
Draw the circuit diagram of Four-diode Full-wave Bridge Rectifier and explain its operation. What are its advantages and disadvantages
An external noninductive resistance of 1Ω isplaced in series with each phase of the rotor, and the motor isabserved to develop its rated torque at a speed of 1116 r/min.Calculate the resistance per phase of the original.
Express the sequence x(n)={1 n=0 , 2 n=1 , 3 n=2 , 0 else} 1- Express the signal as a sum of weighted and shifted unit impulse sequence. 2- Express the signal as a sum of weighted and shifted unit step sequence
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