problems on trains (2)

C.S.VEERARAGAVANSIXPHRASE The Finishing [email protected]@gmail.com Problems onTRAINS

This presentation demonstrates the new capabilities of PowerPoint and it is best viewed in Slide Show. These slides are designed to give you great ideas for the presentations youll create in PowerPoint 2010!

For more sample templates, click the File tab, and then on the New tab, click Sample Templates.1

How much time did the man spend walking?Each day a man meets his wife at the train station after work, and then she drives him home.

She always arrives exactly on time to pick him up.

One day he catches an earlier train and arrives at the station an hour early.

He immediately begins walking home along the same route the wife drives.

Eventually his wife sees him on her way to the station and drives him the rest of the way home.

When they arrive home the man notices that they arrived 20 minutes earlier than usual.

Answer at the end of SessionDiscussion online.

2

Basic concepts

To convert from km/hr to m/secTo convert from m/sec to Km/hr

3

Train crossing a man or signal post0

01Train crossing a man or signal post

06Train crossing a stationery object (platform/bridge)







00

2Problems on Two TrainsMove in Parallel/Same & opposite directions

14

Problems on Two trains03If both trains run in opposite direction, then relative speed is sum of their speeds.If they move in the same direction, then relative speed is difference of their speeds.

07Problems on Two trains





09Problems on Two trains objects moving.


Train crossing a lengthy object & a post /person.17

18Train crossing a lengthy object & a post /person.

19Train crossing a lengthy object & a post /person.


21

22

23

24

25

problems on trains (2)

Education