A car is moving at 120\(kmh^{-1}\). Find its speed in \(ms^{-1}\).
Answer Details
To convert from kilometers per hour to meters per second, we need to use the following formula:
1 kilometer per hour = 0.277778 meters per second
Therefore, to find the speed of the car in meters per second, we can multiply its speed in kilometers per hour by 0.277778.
Speed in meters per second = 120 km/h x 0.277778 = 33.33336 m/s (rounded to 5 decimal places)
Therefore, the correct answer is 33.3\(ms^{-1}\).