a boy stands 340 metres in front of a cliff and claps his hands he hears an echo after 2 seconds. what is the velocity of this sound in the air
Answers
Answered by
1
Answer:
answer is 160
Explanation:
because v=t÷d 320÷2
Answered by
2
Answer:
distance= 340m
time = 2 sec
velocity = distance / time
v = 2×D / T
v = 2× 340/2
v = 340 ms-¹
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