Question

a) zero
b) purely kinetic
c) purely potential
d) partly kinetic and partly potential
12. Spherical waves are emitted from a 1 W
source in an isotropic non-absorbing
medium. The wave intensity Imrom the
source is
a) 8 x 10-2 Wm-2 b) 16 x 10-2 Wm
c) 12 x 10-2 Wm 2
d) 4 x 10 m2
13. Two waves represented by the following
equations are travelling in the same​

Answer 1

Answer:

question is.not clear mate!!