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Electromagnetic Field And Wave Theory

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A galvanometer with a 1 mA full scale deflection and an internal resistance of 500 ohm is to be used as voltmeter, find series resistance for 1 and 10 v ranges.
electromagnetic field and wave theory updated 19 months ago by RakeshBhuse • 3.1k
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A galvanometer With a 1 mA full scale deflec tion and internal resistance of 500 ohm is to be used as volmeter. Find series resistance fo 1 v and 10 v ranges.
electromagnetic field and wave theory updated 19 months ago by RakeshBhuse • 3.1k
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Explain Skip distance with formula
electromagnetic field and wave theory updated 11 months ago by sagarkolekar ★ 10k
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Explain the principle modes of operation of helical antenna and draw the radiation pattern
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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State poynting theorem, and derive average poynting vector
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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What is polarization of a wave? Explain the types of polarization.
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Derive wave equations for free space and for conducting media
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Explain isotropic, Omni directional and directional antenna with suitable example
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Give the comparison of FDM, FEM and MOM
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Explain folded dipole antenna and its applications
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Explain operating modes of helical antennas.
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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The radiation resistance of antenna is $72\Omega$ and the loss resistance is $8\Omega$. Calculate its directivity in dB if the power gain is 16.
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Height of an Antenna is $\lambda/100$. What is it's Radiation Resistance?
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Find out the divergence and curl of the following function:
electromagnetic field and wave theory updated 19 months ago by RakeshBhuse • 3.1k
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Explain the significance of the term 'effective area of an antenna'. Derive the relationship between effective area and directivity of any antenna.
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Write short note on space wave propagation
electromagnetic field and wave theory updated 22 months ago by pedsangini276 • 4.7k
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Define critical frequency, MVF and OWF.
electromagnetic field and wave theory updated 22 months ago by teamques10 ★ 61k
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Explain following terms - Critical frequency, Virtual height, Maximum usable frequency.
electromagnetic field and wave theory updated 22 months ago by teamques10 ★ 61k
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Explain LOS propagation. Obtain the expression for range of line of sight for space wave in terms of antenna transmitted and Receiver heights.
electromagnetic field and wave theory updated 22 months ago by teamques10 ★ 61k
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Calculate MVF for given path.
electromagnetic field and wave theory updated 22 months ago by teamques10 ★ 61k
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Derive an expression for radiation resistance of an infinitesimal dipole antenna and explain its significance.
electromagnetic field and wave theory updated 22 months ago by teamques10 ★ 61k
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Explain ground wave and Space wave propagation.
electromagnetic field and wave theory updated 22 months ago by teamques10 ★ 61k
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Given the potential $V=2x^2 y-5zx$ and a point P(-4 , 3 , 6). Find V, E, D and $\rho_v$ at P.
electromagnetic field and wave theory updated 19 months ago by RakeshBhuse • 3.1k
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What do you understand by conservative field?
electromagnetic field and wave theory updated 19 months ago by RakeshBhuse • 3.1k
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Prove $\nabla .\bar{D} = \rho_v$
electromagnetic field and wave theory updated 19 months ago by sagarkolekar ★ 10k
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