Physics · 2019
JEE Main · 10 April 2019, Shift 1 · Q1
Given below in the left column are different modes of communication using the kinds of waves given in the right column. A. Optical Fibre…
Given below in the left column are different modes of communication using the kinds of waves given in the right column.
A. Optical Fibre Communication
B. Radar
C. Sonar
D. Mobile Phones
P. Ultrasound
Q. Infrared Light
R. Microwaves
S. Radio WavesFrom the options given below, find the most appropriate match between entries in the left and the right column.
Official answer
(2)
$\displaystyle \mathrm{A}-\mathrm{Q}, \mathrm{~B}-\mathrm{S}, \mathrm{C}-\mathrm{P}, \mathrm{D}-\mathrm{R}$
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JEE Main 2019 Physics question, with the answer from NTA’s final answer key. Where our answers come from.