## Derive the wave equation, Physics

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Starting from Maxwell's e-m equation, get the wave equation for E in an ionized medium. Identify the dissipative terms in the equation.

#### Ultrasonic, how faster ultrsonic waves will travel in solids.

how faster ultrsonic waves will travel in solids.

#### Determine the Effect of air resistance, An object in free fall has an accel...

An object in free fall has an acceleration of 9.80 m/s 2 assuming that there is no air resistance. What is the speed of an object dropped from the top of a tall cliff 3.50 s a

#### Are the optics efficient as a means to transport the light, Are the optics ...

Are the optics efficient as a means to transport the light? No, optics is not efficient as a means to transport the light. If we take any other means of light distribution or

#### Circular polarisation, Circular Polarisation Circular polarisation pro...

Circular Polarisation Circular polarisation produced from a linearly polarised electromagnetic wave through a quarter-wave plate.

#### Dc motor, #questionwhat is dc motor ..

#questionwhat is dc motor ..

#### Will fiber optics systems be cheaper in the future, Will fiber optics syste...

Will fiber optics systems be cheaper in the future? Lighting fiber optics is not a certain mass-market product and maybe will never be. Even today mainly systems are, at least

#### Determine electric field vector for a negative point charge, For a negative...

For a negative point charge, the electric field vectors: a) Circle the charge b) Point radially in toward the charge c) Point radially away from the charge d) C

#### Define threshold frequency, Q Define threshold frequency? The minimum ...

Q Define threshold frequency? The minimum frequency of incident radiation lower which the photoelectric emission isn't possible completely but high the intensity of incident r

#### Inertia with a stone, Inertia with a stone You will require a stone wei...

Inertia with a stone You will require a stone weighing about 1 kg for this experiment. Wrap a length of heavy string about the stone. Now, on opposite sides of the stone, join

#### Force numericals, what is the formula of work done

what is the formula of work done

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