Physics to Elena

posted by .

Ex=0 ; Ez=0
Ey = 10   sin(3.14x - 6.08e8 t)

what is the time-averaged Poynting vector (magnitude and direction) for the position x=y=z=−3 ?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. college Physics

    The coordinates of an object moving in the xy plane vary with time according to the following equations x = −7.16 sin ùt and y = 4.00 − 7.16 cos ùt, where ù is a constant, x and y are in meters, and t is in seconds. …
  2. maths

    I am trying to understand what to do here.. need help asap!! Thanks! M Solve the following pair of simultaneous linear equations. 3x + 4y =5 2x + 2y =2 Select the option corresponds to the solution. Select one: x = 9 / 7, y = 2 / 7  …
  3. maths

    I'm stuck here don't have a clue what to do. I've read all my school textbooks but it doesn't make much sense!! The numbers after the letters are small figures as in they u3 meaning( u x u x u). Ta! Factorise the expression 5 u3v +15 …
  4. Physics

    At the upper surface of the earth's atmosphere, the time-averaged magnitude of the Poynting vector is referred to as the solar constant and is given by </S/>=1.35×103W⋅m−2 . (a) If you assume that the sun's electromagnetic …
  5. Physics

    At the upper surface of the earth's atmosphere, the time-averaged magnitude of the Poynting vector is referred to as the solar constant and is given by </S/>=1.35×103W⋅m−2 . (a) If you assume that the sun's electromagnetic …
  6. Physics to Elena

    At the upper surface of the earth's atmosphere, the time-averaged magnitude of the Poynting vector is referred to as the solar constant and is given by </S/>=1.35×103W⋅m−2 . (a) If you assume that the sun's electromagnetic …
  7. Physics

    The magnetic vector of a plane electromagnetic wave is described as follows: B⃗ =Bmxˆsin[13 rad/m z− 3.90e9 rad/sec t] where Bm>0. This represents the full magnetic field, so that By=Bz=0. (a) What is the wavelength …
  8. Physics Help

    Position vector r⃗ has magnitude of 19.4m and direction angle 235 degrees What are the x and y components?
  9. Physics

    Remember the Poynting vector? The magnitude of this vector gives the amount of energy per second that flows through a unit area (in the direction it gives) because of the presence of a combination of electric and magnetic field, like
  10. Calculus

    Find the velocity and position vectors of a particle that has the given acceleration and the given initial velocity and position. a(t) = 2 i + 6t j + 12t2 k, v(0) = i, r(0) = 2 j − 7 k

More Similar Questions