electromagnetic field and wave theory Posts

Read
Write

0

votes

0

answers

2.6k

views

0

answers

Region 1, define by x < 0 is free space while region 2, define by x > 0 is dielectric material for which $\epsilon_{r}=3$

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

1

vote

0

answers

1.4k

views

0

answers

Find the relative permittivity of the dielectric material used in a parallel plate capacitor, if-

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

729

views

0

answers

Derive the expression for integral form and point form of the continuity equation.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

2

votes

0

answers

2.0k

views

0

answers

Two parallel conducting disks are separated by a distance 5 mm at z=0 and z=5 mm. If V=0 at z=0 and V=100 at z=5 mm. Find charge densities on the disks.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

670

views

0

answers

Derive the Poission's and Laplace equation. And the one dimensional Laplace's equation is as $\frac{\partial^{2}v}{\partial^{x^{2}}}=0$,

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

548

views

0

answers

Show that for the capacitor in parallel as shown in figure the capacitance is $C_{eq}=\frac{\epsilon_{0}\epsilon_{r1}A_{1}}{d}+\frac{\epsilon_{0}\epsilon_{r2}A_{2}}{d}=C_{1}+C_{2}$

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

513

views

0

answers

A parallel plate capacitor for which $C=\frac{\epsilon A}d$ farads has constant V applied across the plates. Find the stored energy of electric field in the capacitor.Hence find out the flux density.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

1.6k

views

0

answers

Explain estimation and control of electric stress.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

594

views

0

answers

Discuss the phenomenon of polarization in dielectric medium. Also discuss how it gives rise to bond charge densities.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

785

views

0

answers

A current sheet, $\overline{K}=10\hat{a_{x}}\space A/m$ lies in the z=0 m plan and current filament is located at y=0 m, z=6 m. Determine current and its direction if $\overline{K}=0$ at (0,0,2.5) m.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

515

views

0

answers

Write a short note on Torque on a loop.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

1

vote

0

answers

4.3k

views

0

answers

Planes z=0 and z=4 carry a current $\overline{K}=-10\hat{a_{x}}\space A/m$ and $\overline{K}=10\hat{a_{x}}\space A/m$ respectively. Find $\overline{H}$ at points (i) P(1,1,1) and (ii) Q(0,-3,10).

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

571

views

0

answers

Definition and physical Interpretation of Curl.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

2

votes

0

answers

1.5k

views

0

answers

Obtain an expression for magnetic vector potential in the region surrounding an infinitely long straight filamentary current 'I'.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

1

vote

0

answers

628

views

0

answers

Explain the concept of vector magnetic potential.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

604

views

0

answers

Explain Lorentz force.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

1.4k

views

0

answers

Derive the expression for magnetic field intensity due to infinite long straight filament.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

1.9k

views

0

answers

Derive the expression for magnetic field intensity due to finite length element.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

971

views

0

answers

State & explain Biot Savart's law.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

708

views

0

answers

Definition and physical interpretation of gradient.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

561

views

0

answers

Derive the expression for electric filed due to infinite sheet charge.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

3

votes

0

answers

3.6k

views

0

answers

Two point charge of equal mass m, charge Q are suspended at a common point by two threads of negligible mass and length l.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

3

votes

0

answers

2.9k

views

0

answers

Evaluate both sides of the divergence theorem for the region r $\leq$ 2, if $G=5r \sin^{2}\theta\cos^{2}\phi\space\hat{a_{r}}$.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

746

views

0

answers

Prove that the electric flux passing through any closed surface is equal to the total charge enclosed by that surface.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

0

votes

0

answers

2.0k

views

0

answers

State and explain the physical Significance of Divergence theorem.

electromagnetic field and wave theory updated 2.7 years ago by sagarkolekar ★ 11k

<prev • 69 results • page 2 of 3 • next >