Find time

  • Thread starter neha1
  • Start date
  • #1
4
0
1. two trains 200 meteres and 150 meters are running on the parallel rails at this rate of 40 km/hr and 45 km/hr.in how much time will they cross each other if they are running on the same direction



Homework Equations





3. speed=distance/time
train1 =200*40*5/18
train2=150*45*5/18
 

Answers and Replies

  • #2
Chi Meson
Science Advisor
Homework Helper
1,789
10
All that matters are their relative displacement and their relative speed.

How far apart are they, initially?

What is the difference in their speeds?
 

Related Threads on Find time

  • Last Post
Replies
1
Views
723
  • Last Post
Replies
8
Views
5K
  • Last Post
Replies
5
Views
1K
  • Last Post
Replies
2
Views
870
  • Last Post
Replies
4
Views
713
  • Last Post
Replies
2
Views
796
  • Last Post
2
Replies
33
Views
20K
  • Last Post
Replies
1
Views
399
  • Last Post
Replies
4
Views
811
  • Last Post
Replies
2
Views
456
Top