A car covers a distance of 490 km in 7 hours. Express the speed in m/s.
Answers
Answered by
1
Distance = 490 km
Time = 7 hours
Speed = Distance / Time
= 490km / 7h
= 70 km/h
m/s = 70 × 5 / 18
= 19.44 m/s
Time = 7 hours
Speed = Distance / Time
= 490km / 7h
= 70 km/h
m/s = 70 × 5 / 18
= 19.44 m/s
Answered by
1
DISTANCE = 490 KM
TIME = 7 HOURS
SPEED = DISTANCE
_________
TIME
= 490 ÷ 7
= 70
FIR CONVERTING METRE PER SECOND TO KILOMETRE PER HOUR MULTIPLY IT BY 5/18
= 70 × 5/18
= 19.44 m/ s
TIME = 7 HOURS
SPEED = DISTANCE
_________
TIME
= 490 ÷ 7
= 70
FIR CONVERTING METRE PER SECOND TO KILOMETRE PER HOUR MULTIPLY IT BY 5/18
= 70 × 5/18
= 19.44 m/ s
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