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The initial shape of the wavefront of the beam is - (1) planar (2) convex (3) concave (4) convex near the axis and concave near the periphery

The initial shape of the wavefront of the beam is -
(1) planar
(2) convex
(3) concave
(4) convex near the axis and concave near the periphery

Grade:11

1 Answers

SAHIL
3778 Points
7 years ago
The initial shape of the wavefront of the beam is -  PLNAR
SO CORRECT ANSWER IS A. PLANAR
WE WILL LOVE TO SEE MORE DOUBTS FROM YOU IN FUTURE:}

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