Q)
(chatquestion)...9.
In a region of free space the magnetic field at some
instant of time is B=(-2i+ }T and the electric
field is Ē = (-î+ 2k – ĵ) V/m. The poynting vector
(in Jm-2 s-1) for these field is given as
() 10(-21-4j-3k)
107 (7i -2 + R)
(2)
(3) 10 (i-6)
4T
107 (i + î–5R)
(4)
(2)
...
