(IV) A hollow conductor waveguide has a rectangular cross section of 2a by a. If we want it to allow a microwave at 15 GHz to propagate only in four lowest TE modes, what is the requirement on the value of a?

Q: 1) A capacitor has 5mm length and 4mm width. Two parallel plates are 2mm apart. Between the…

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Q: Two cables tied together at C are loaded as shown Knowing that the maximum allowable tension is 1770…

A: Given, Tension in cable AC, TAC=1770N Tension in cable BC, TBC=770N…

Q: A graph as been drawn between -and from the above tabulated values. 1/u Vs 1/v Graph 0.100 0.095…

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Q: Consider a sinusoidal amplitude grating with the complex transmittance function given by 1 1 t (p) =…

A: Given: The wavelength of the sinusoidal amplitude is λ=0.525μm The spatial frequency isKg=0.75μm-1…

Q: A material has the dielectric response given by: x(f) = A (f2² − ƒ²) – iyƒ/2π a) Write down the…

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Q: The speech quality for a particular mobile communication system is just acceptable when the received…

A: (a)Received power at the mobile receiver is PR = -110 dBm (b)Maximum acceptable path loss Lmax is…

Q: (III) non-magnetic insulating medium. (a) If 30% of the incident power is reflected, calculate the…

A: Solution:   A plane wave at a frequency of f=5 GHz is incident normally from air to nonmagnetic…

Q: can someone please explain to me how a dynamic microphone involves magnetic flux and faradays law in…

A: Dynamic microphone

Q: Distinguish between fast and slow frequency hopping spread spectrum with a suitable example in…

A: Slow frequency hopping Slow frequency hopping is used to minimize the effects of interference from…

Q: 15-11. Determine the efficiency for an antenna with radiation resistance R, = 18.8 2, effective re-…

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Q: Calculate the power density (Pa) produced at a point (P) of 10Km distant from 80m long-wire antenna…

A: A power density of an antenna is expressed as the input power provided to the antenna divided by the…

Q: (a) A student is experimenting with some insulated copper wire and a power supply. She winds a…

A: Part a)The power delivered to the solenoidA solenoid is a coil of wire designed to generate a strong…

Q: For a case of two layers over a halfspace, derive an expression for the thickness of the second…

A: Basic geometry:

Q: To tune a radio, the antenna connects to a resonant LC circuit- a coil with inductance L in series…

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Q: The cutoff frequency, fo, for a low pass filter is given by the following equation: 1 2TRC The…

A: We have fc=12πRC=12π×1.5×103×0.02×10-6=5305.16 Hz

Q: (b) Calculate the resonant frequency of the Band Pass Filter if its bandwidth is 100Hz and Q factor…

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Q: Consider a cellular system with 500 total allocated voice channel frequencies. Calculate the mean…

A: Given: The total number of voice channel frequencies are 500 N=4,7 and 12

Q: 1) In the induced emf formula in Faraday law, which is given by Eamg = -N° ФР the magnetic dt flux…

A: Given information: Here, a and h are the radius and the length of the given long solenoid, N is the…

Q: (ii) The radiation efficiency of a parabolic dish with a directivity of 14 is 83%. Its intensity is…

A: Write the expression for the gain.

Q: A Sonometer cuire of length 0.7m is stretched by a cueight of Akg. The fundamentel frequency is…

A: We need to compute-Linear density of wire (m)=?The data given as-Lengthl=0.7 mTension (T)=4×9.8…

Q: The output of a transmitter is 2 mV mms and the noise was 0.5 mV rms the SNR is o 16 none of the…

A: Noise value (N) = 0.5 mV S = 2 mV

Q: (7) A laser with a circular cross section is used to suspend a spherical aluminum bead in Earth's…

A: Electromagnetic waves transfers energy to a system by virtue of its electric and magnetic fields.…

Q: (a) Solve the total impedence and phase angle. (b) Write an expression for I(t). (c) Calculate the…

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Q: Assuming a PON system has performance parameters as follows: transmit power at OLT is

A: Given Data Given Input power is: IP=1 mW=10-3wattIP=1dBm Splitter ratio is:N=32 Length of optical…

Q: A planar electromagnetic wave, sinusoidal in shape, propagates in a dielectric material whose…

A: Given Data The dielectric constant is:Ke=2 The angular frequency is:ω=3×107 rad/sec (1) Now the…

Q: : A message signal equal to 40 sin (12.45* 10°t) is used to modulate a r signal 80 sin (53.35 *…

A: Modulation index = amplitude of modulating wave/ amplitude of carrier wave m = Em /Ec percentage…

Q: Advantages of optical fibre communications over two wire transmission line or co-axial cable…

A: Optical fibres use light to transmit information between two points. The two wire transmission line…

Q: al to 5 smitt ver

A: Given data,  Impedance is given z = 502 ohm Power transmitted from antenna is P = 150 W.

Q: A carrier signal given by (cos21105t) volt is AM modulation by the message signal given by…

A: The solution for the given below is :- Pc = 128 , Ps = 64, BW = 2 KHz, u = 0.03

Q: (I) A widely used “short-wave” radio broadcast band isreferred to as the 49-m band. What is the…

A: Given Data: The wavelength of a radio wave is, λ=49 m   The expression for the frequency of a radio…