
Test_Antenas
Authored by Flavio Arévalo
Other, Physics
1st - 3rd Grade
Used 28+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La densidad de potencia radiada se mide en unidades de:
W/m2
W/rad
W/Sr
W
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La intensidad de radiación de una antena:
depende de su polarización
es independiente de la distancia recorrida por la onda electromagnética
tiene unidades de W/m2
se define sólo para antenas omnidireccionales
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La ganancia de una antena:
es independiente de la frecuencia
nunca es más grande que su directividad
nunca puede ser más pequeña que 1
se mide en dBW
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las antenas siguientes tiene la mínima directividad?
Isotrópica
Omnidireccional
Sectorial
Ninguna de las anteriores
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La función directividad:
depende de la distancia a la antena
tiene la misma forma que el diagrama de radiación
vale como máximo 1
es independiente de la directividad de la antena
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La intensidad de radiación se mide en unidades de:
W/m2
W/rad
W/Sr
W
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La directividad de una antena isotrópica es:
3 dB
1 dB
0 dB
Ninguna de las anteriores
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