Question

A radar signal is reflected by an areplane and i rceived 2 x 10^-5s . If the speed of these waves 3 x 10^8m/s . How far is the aeroplane ?

Answer 1

Answer:

Total distance traveled is

$distance = speed \times time$

$= 2 \times {10}^{ - 5} \times 3 \times {10}^{8}$

$= 6 \times {10}^{3}$

actual distance is half of total distance

=3000m