A mountaineer shouts her name in the valley. Half a second later she
hears the echo. How far away is the rock which is reflecting her voice?
(speed of sound in air = 343 m/s)
Answers
Answered by
1
Explanation:
t = 0.5/2 = 0.75
only one way
S = Distance * time
S = 343 x 0.75
S = 275.25 m
Answered by
1
Answer:
85.75m
Explanation:
t = 0.5
S = Distance × time
S = 343 x 0.5
S = 171.5m
= 171.5/2 (distance till it reaches the rock is calculated)
= 85.75m
Similar questions