Question

average speed of a car is given as 50km/h . In S.I. units , it can be expressed as​

Answer 1

Answer:

1 km = 1000m

1 hour=3600s

50km/h=50×1000m/3600s

=13.9 m/s

Answer 2

Answer:

= 1 3 . 9 m / s

Explanation:

Given : average speed of a car is given as 5 0 k m / h . In S.I. units , it can be expressed as​

To find : average speed of a car is given as 5 0 k m / h . In S.I. units , it can be expressed as​

Solution :

1 k m = 1 0 0 0 m

1 hour = 3 6 0 0 s

5 0 k m / h = 5 0 × 1 0 0 0 m / 3 6 0 0 s

= 1 3 . 9 m / s

= 1 3 . 9 m / s Is the correct answer of this question .

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