1 files changed, 13 insertions, 0 deletions
diff --git a/2681/CH8/EX8.5/Ex8_5.sce b/2681/CH8/EX8.5/Ex8_5.sce
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index 000000000..87801d00f
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+//half power beam width the gain power
+//given
+clc
+NNBW=5//degree//null to null beamwidth
+f=6d+9//hertz
+v=3d+8
+lemda=v/f//metre
+Da=140*(lemda/NNBW)//degree//beamwidth between first null
+HPBW=70*(lemda/Da)//degree//half power beamwidth
+gp=6.4*(Da/lemda)^2
+gp_decibles=10*log10(gp)//changing to decibles
+disp(gp_decibles,HPBW,Da,'the beamwidth between first null and the value of half power beamwidth in degree')//degrees
+//ERROR in the printing of the book