A car driving at a constant speed of 25m * s ^ - 1 , heads straight to a mountain. The driver presses the car horn and receives. an echo 3.6 seconds later. Calculate the distance between the car and the mountain when the driver pressed the horn. (Take the speed of sound in air to be 300m * s ^ - 1 .)
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Answer:
1080m or 1.8 km
Explanation:
speed = 300m/s
time = 3.6 sec.
distance = speed * time
distance = 300*3.6
distance = 1080 m or 1.8 km
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