Electronis Discussion

0 votes

It takes $10$s and $15$s, respectively, for two trains traveling at a different constant speeds to completely pass a telegraph post. The length of the first train is $120$ m and that of the second train is $150$ m. The magnitude of the difference in the speeds of the two trains (in m/s) is _________

- $2.0$
- $10.0$
- $12.0$
- $22.0$

1,174 questions

78 answers

11 comments

43,907 users