# Search Results

1. Post

### B Relative speed : Two trains crossing each other

Could you please elaborate your post #12. I'll be extremely thankful.
Post by: gracy, Oct 6, 2016 in forum: General Physics
2. Post

### B Relative speed : Two trains crossing each other

Time = distance/ speed Time taken by the two trains to cross each other = distance to cross/ relative speed (as both are moving) Distance to...
Post by: gracy, Oct 6, 2016 in forum: General Physics
3. Post

### B Relative speed : Two trains crossing each other

Could you please explain a bit more?
Post by: gracy, Oct 6, 2016 in forum: General Physics
4. Post

### B Relative speed : Two trains crossing each other

A similar type of problem I have come across is as follows Two train each of length 100 m are running on parallel tracks. One overtakes the other...
Post by: gracy, Oct 6, 2016 in forum: General Physics
5. Post

### B Relative speed : Two trains crossing each other

I think it is same as asking time taken by trains to cross each other
Post by: gracy, Oct 6, 2016 in forum: General Physics
6. Post

### B Relative speed : Two trains crossing each other

Equal to sum of the two train's lengths I don't know how to answer this.
Post by: gracy, Oct 6, 2016 in forum: General Physics
7. Post

### B Relative speed : Two trains crossing each other

https://s22.postimg.org/yhjymuoap/crossing.png
Post by: gracy, Oct 6, 2016 in forum: General Physics
8. Post

### B Relative speed : Two trains crossing each other

Should not the question mention what their (the two train's) initial separation was?
Post by: gracy, Oct 6, 2016 in forum: General Physics

### B Relative speed : Two trains crossing each other

Two trains having lengths of 120 m and 100 m are running in the opposite directions with velocities 40 km/h and 50 km/h . In what time they will...
Thread by: gracy, Oct 6, 2016, 18 replies, in forum: General Physics
10. Post

### Vector problem

But there is + AB as well .
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
11. Post

### Vector problem

What's this?
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
12. Post

### Vector problem

Which theorem is it? @Isaac0427 your answers are really helpful :smile:
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
13. Post

### Vector question - North-east direction

zero
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
14. Post

### Vector question - North-east direction

Zero. Sin 0=0
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework

### Resultant of two vectors of equal magnitude

1. The problem statement, all variables and given/known data Resultant of two vectors of equal magnitude A is a) √3 A at 60 b) √2 A at 90 c)...
Thread by: gracy, Aug 16, 2016, 3 replies, in forum: Introductory Physics Homework
16. Post

### Vector question - North-east direction

No, I meant in the solution direction of (A + B) is given to be northeast.
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
17. Post

### Vector question - North-east direction

[ATTACH] I still think none of the above is right option.
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
18. Post

### Vector question - North-east direction

Oh! what I have shown as A - B is actually - (A + B)
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
19. Post

### Vector question - North-east direction

I think yes. What's wrong ?
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
20. Post

### Vector question - North-east direction

I have edited my post.
Post by: gracy, Aug 16, 2016 in forum: Introductory Physics Homework
21. Post

### Vector question - North-east direction

So here shall I consider north in the usual way and vertically upward as coming out from page?
Post by: gracy, Aug 15, 2016 in forum: Introductory Physics Homework
22. Post

### Vector question - North-east direction

Towards the sky?
Post by: gracy, Aug 15, 2016 in forum: Introductory Physics Homework
23. Post

### Resultant = zero

Yes , that's triangle inequality theorem.
Post by: gracy, Aug 15, 2016 in forum: Introductory Physics Homework