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Q: Estimate the characteristic impedance and propagation constant of a lossless transmission line in te...

A: Transmission line are expressed in terms of the following line parameters:1. Resistance per unit len...

Q: Find the value of the voltage V from the figure given below:

A: Draw a schematic diagram and show the mess analysis in outer loop,

Q: Calculate the effective aperture of a short dipole antenna at a frequency of 1.2 GHz.

A: The effective aperture (Ae) of an antenna can be evaluated using the following equation:

Q: A coaxial cable with inner diameter of 1 mm and outer diameter of 2.4 mm is filled with a dielectric...

A: The inductance per unit length of the cable is given by,

Q: Find and sketch both v and i in the circuit shown below for a period slightly before t = 0 until ste...

A: For t<0, the capacitor is open circuit and a steady-state circuit will be as follows.

Q: What will be the maximum value of x until which sin x =x holds within 10% error range?

A: Using the series expansion formula, sin x can be expanded in a series form as

Q: n an ungrounded electrical systems with conductors installed in grounded metal raceways and enclosur...

A: In an ungrounded electrical system, there is no direct connection with the grounding electrode. Sinc...

Q: Find |V2| , 82, and Sgifor the system shown in Pig 1. .In the transmission system all the shunt elem...

A: Calculate the shunt admittance,

Q: P3

A: The circuit is redrawn as below.

Q: An antenna having an effective temperature of 25K is fed into a microwave amplifier that has an eff...

A: The available noise power for an antenna can be expressed by the following equation:

Q: What will be the value of the current i?

A: We know :

Q: What will be the value of the current i4 ?

A: According to Kirchhoff’s current law, the sum of all the currents entering a node will be equal to t...

Q: 1.21. Two amplifiers have the characteristics shown in Ta- ble P1.21. If the amplifiers are cascaded...

A: Cascading amplifiers in order A-B:

Q: PROBLEM: A unity feedback system with the forward transfer function K G(s) s(s7) is operating with a...

A: The closed-loop transfer function of the given system is:-

Q: A parabolic reflector antenna has a diameter of 2.7 m. The antenna operates at 700 MHz. Calculate th...

A: If frequency of operation of an antenna is provided, then the corresponding wavelength can be calcul...

Q: Convert the following number (1246)8 from Octal to Decimal number system. Show the calculations in d...

A: Base of the octal number system is 8 and the base of the decimal number system is 10. Any 4 digit oc...

Q: 1. Write down a transfer function of a stable system for which pure proportional feedback could driv...

A: A system is said to be a stable system if the poles of the system lie on the negative real axis.Let’...

Q: Solve the following problem: Consider the system to be of LTI type.

A: Click to see the answer

Q: 1. Consider the state space system with the given picture. Is this a valid state-space system? 2...

A: As per our honor code we only solve only one question at a time. To get help for other question plea...

Q: Explain briefly, why the form 3 Т. 2 xi LL 11 e of the torque equation is beneficial considering ind...

A: Given torque equation of induction motor –

Q: For the following Circuit find: A.) R1, R2. If Vo =0 and R1+R2 = 20.4k B.) iB, iC & İE C.) Load line...

A: Redrawing the given circuit by marking the current and voltage in each branch:Assuming the base emit...

Q: question below has been rejected as not in correct form. This is cut and paste from my homework so ...

A: The approach will be to convert the "a" into an equivalent rectangular form. then the required pol...

Q: Determine the Fourier series of the waveform shown below. Obtain the amplitude and phase spectra f()...

A: The given function f(t) is represented in mathematical form:

Q: NN baft nolrieo47aque gnlaU S 4. Find R, and the Max Power Transfer to the load R1 10kn R5 R3 R2 2 k...

A: In order to calculate the maximum power transferred to the load, reduce the circuit to the Thevenin ...

Q: What will be the radiation resistance of a current element whole length is equal to one-tenth of its...

A: Radiation resistance (Rr) is a very important antenna parameter. It is defined as the resistance whi...

Q: A piece of crystalline silicon is doped uniformly with phosphorus atoms. The doping density is 1016 ...

A: If n0 represents the equilibrium electron concentration and p0 represents the equilibrium hole conce...

Q: Solve part a , b , c

A: We know:

Q: The magnitudes of the open circuit and short circuit input impedances of transmission line are 100 o...

A: Characteristic impedance (Z0) of a transmission line is defined as the impedance of the transmission...

Q: What will be the output voltage of this opamp circuit?

A: The voltage Vb will be :

Q: In an ungrounded electrical systems with conductors installed in grounded metal raceways and enclosu...

A: In an ungrounded system, the system has no direct connection with the grounding electrode. When the ...

Q: Consider an n-type Silicon substrate at 300 K temperature. If the doping of the donor impurity is gi...

A: According to the law of mass action for semiconductors, if n0 and p0 refers to the thermal equilibri...

Q: In the figure i1(t) = 4u(t) , i2(t) = ix(t)/2 , R1 = 1 ohm , R2 = 1 ohm , L1 = 1 H , C1 = 1 F , C2 =...

A: The circuit in the Laplace domain will become as below.

Q: Hi, the attached image shows a question and its answer but still, I couldn't understand it please si...

A: The output response of the filter is given by the convolution of the response of the filter and the ...

Q: In relation with Discrete Fourier Transform, show that W2N=WN/2 where W is the Wilkinson's matrix.

A: The twiddle factor for an N-point discrete Fourier transform (DFT) is defined as

Q: Consider the following difference equation and excitation. y[n] – 1.5y[n – 1] + 0.5y[n – 2] = x[n] %...

A: We know

Q: What will be the maximum and the minimum value of VSWR? Please calculate thoroughly.

A: Click to see the answer

Q: If the solid angle subtended by the main beam of an antenna is 0.5 steradian then what will be the ...

A: If the radiation intensity of an antenna is assumed to be constant, then all the power coming out of...

Q: A sinusoidal signal of 2 kHz frequency is applied at the input of a delta modulator with a step size...

A: Let us consider a sinusoidal input signal x(t) is applied at the input of a delta modulator. The exp...

Q: A Si pn junction diode is operating under forward bias conduction. If the forward current is 4 mA an...

A: Using Shockley’s equation, the current (I) flowing through a p-n junction diode can be expressed as

Q: A large multiplexer 512 to 1 require how many address line?

A: The number of address lines in a MUX is the addition of select lines and input lines.

Q: What will be the wavelength of the wave with propagation constant of (0.1*pi+j*0.2*pi) m-1 ?

A: Click to see the answer

Q: A parabolic disk provides a gain of 75 dB at a frequency of 15 GHz. Calculate the first bull beam wi...

A: Write the mathematical expression for the first null beamwidth of an antenna is:-

Q: Convert 50 mW power into dBm. Please show detailed steps for this conversion.

A: If PT is the power transmitted by an antenna in watts (W), then the power transmitted by the antenna...

Q: Some unknown material has a conductivity of 106 mho/m and a permeability equal to free space permeab...

A: Skin depth is defined as the distance underneath the surface of a conductor where the value of the c...

Q: Solve all parts plz.

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Find out the electric field strength at 120 km away from a transmitting antenna. The antenna is tran...

A: The power density of the antenna is given by the formula as

Q: What are the maximum and the minimum value of VSWR of transmission line?

A: VSWR stands for Voltage Standing Wave Ratio. It is a function of reflection coefficient and it can b...

Q: An air line has a characteristic impedance of 70 ohm and a phase constant of 3 rad/m. Calculate the ...

A: Air transmission line can be considered as a lossless line. So, the resistance per unit length (R) a...