Speed of an Object
Speed of an Object
Speed is a way of measuring how quickly something is moving or being done, or something moving fast.
Calculation of Speed: We can calculate speed from the given formula.
The SI unit of speed is meter per second(m/s). We also calculate speed as kilo meter per hour(km/h).
Illustration 1: If a person covers a distance of 15 m in 5 seconds then find out the speed of the person.
Solution: As we know,
Therefore,
Illustration 2: A car is moving with a speed of 50 m/s for 20 seconds. Find out the distance covered by the car in given time period.
The distance between two stations is 20 km. If a train moves with a constant speed of 60 km/hr, then the time taken by the train to reach the next station is________________. | |||
| Right Option : B | |||
| View Explanation | |||
A body moves with a constant speed of 20m | |||
| Right Option : C | |||
| View Explanation | |||
A man is walking at the rate of 5 km/hr crosses a bridge in 15 minutes.The length of the bridge is: | |||
| Right Option : D | |||
| View Explanation | |||
Students / Parents Reviews [10]
Being a parent, I saw my daughter improvement in her studies by seeing a good result in all day to day compititive exam TMO, NSO, IEO etc and as well as studies. I have got a fruitful result from my daughter.
Prisha Gupta
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Eshan Arora
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Om Umang
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Ayan Ghosh
8thA marvelous experience with Abhyas. I am glad to share that my ward has achieved more than enough at the Ambala ABHYAS centre. Years have passed on and more and more he has gained. May the centre flourish and develop day by day by the grace of God.
Archit Segal
7thIt has a great methodology. Students here can get analysis to their test quickly.We can learn easily through PPTs and the testing methods are good. We know that where we have to practice
Barkha Arora
10thAbout Abhyas metholodology the teachers are very nice and hardworking toward students.The Centre Head Mrs Anu Sethi is also a brilliant teacher.Abhyas has taught me how to overcome problems and has always taken my doubts and suppoeted me.
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10thMy experience with Abhyas academy is very good. I did not think that my every subject coming here will be so strong. The main thing is that the online tests had made me learn here more things.
