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What is the average speed of a Cheetah t...

What is the average speed of a Cheetah that sprints 100m in 4 sec ? What if it sprints 50 m in 2 sec ?

Text Solution

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i) Distance = 100m, Time = 4 sec `" "`(ii) Distance = 50m, Time = 2 sec
Average speed = `(1000m)/(4sec)=25m//sec" "` Average speed = `(50m)/(2sec)=25m//sec`
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Knowledge Check

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  • A person walks along a straight road from his house to a marked 2.5kms away with a speed of 5 km/hr and instantly turns back and reaches his house with a speed of 7.5 kms/hr. The average speed of the person during the time interval 0 to 50 minutes is (in m/sec)

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