Q. A sound wave travels through iron at a rate of s5120m. At what rate does the sound wave travel in hkm?□hkm
Multiply conversion factors: To convert the speed from meters per second to kilometers per hour, we need to multiply the given speed by the conversion factor from meters to kilometers and from seconds to hours. There are 1000 meters in a kilometer and 3600 seconds in an hour. So, the conversion factor is (1km/1000m)×(3600s/1h).
Calculate speed in km/h: Now, we calculate the speed in kilometers per hour by multiplying the given speed in meters per second by the conversion factor.Speed in km/h = 5120m/s∗(1km/1000m)∗(3600s/1h)
Perform multiplication: Perform the multiplication to find the speed in kilometers per hour.Speed in km/h=5120×(10001)×3600Speed in km/h=5.120×3600Speed in km/h=18432
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