the circuit of a motor racing track is 3 km in length. in a race, a car goes 25 times round the circuit in 60 minutes. what is the average speed of the car?
Fisika
zahraa1104
Pertanyaan
the circuit of a motor racing track is 3 km in length. in a race, a car goes 25 times round the circuit in 60 minutes. what is the average speed of the car?
1 Jawaban
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1. Jawaban detektif07
v = s/t
= 25 × 3 km/60 minutes
= 75 km/ 1 hour
= 75 km/h
= 75.000 m/3.600 seconds
= 20,83 m/s
Thanks