Atem wave in region 1 (e,-e,1, p,-μ.) is given by cos(8 x 10t+25' -3.2 x10+1.8ecos(8x10t-15 +3.2x10 volt /m (a) specify the (b) write an expression for the corresponding phasor e,(z). (c) find the propagation func (d) find the reflection coefficient γ and swr direction of propagation of the incident and reflected waves tion γ. is region 1 lossy or loss! es? why? (e) if the characteristic impedance of region 1 is given by n -se" 2, write the corresponding h, (z). (f) write an expression for the transmitted wave into region 2 ε-er2ή-ha

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

If steel is more dense that lake water, why can a boat float

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.