Question

17. Which of the following is not true of TEM$_{00}$ mode radiation: a) this mode has the smallest beam divergence b) this mode's radiation is contained most closely along the optic axis c) this mode has a Gaussian irradiance pattern d) this mode's output beam consists of one circular spot e) when this mode is present, no other TEM modes may be present

          17. Which of the following is not true of TEM$_{00}$ mode radiation:
a) this mode has the smallest beam divergence
b) this mode's radiation is contained most closely along the optic axis
c) this mode has a Gaussian irradiance pattern
d) this mode's output beam consists of one circular spot
e) when this mode is present, no other TEM modes may be present

17. Which of the following is not true of TEM00 mode radiation:
a) this mode has the smallest beam divergence
b) this mode's radiation is contained most closely along the optic axis
c) this mode has a Gaussian irradiance pattern
d) this mode's output beam consists of one circular spot
e) when this mode is present, no other TEM modes may be present

Added by Tina M.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Ronald Prasad

Step 1

It has a symmetric intensity distribution with a single peak at the center and a Gaussian irradiance pattern. This mode has the smallest beam divergence, meaning that the beam spreads out the least as it propagates. Show more…

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@ 17. When this mode is present, no other TEM modes may be present. d) This mode's output beam consists of one circular spot. c) This mode has a Gaussian irradiance pattern. b) This mode's radiation is contained most closely along the optic axis. a) This mode has the smallest beam divergence. Which of the following is not true of TEM0 mode radiation?