Two trains punjab mail and lucknow mail starts simultaneously from patiyala and lakhimpur respectively towards each other with the speed of 40 km/h and 60 km/h respectively on the same track. Lakhimpur is 500 km due east of patiyala. A plane starts flying at 200 km/h at the same time from patiyala to jalandhar. Jalandhar is 100 km due north of patiyala. After travelling sometime two trains punjab mail and lucknow mail collides with each other. The plane moves continuously to and fro between patiyala to jalandhar till the collision of the trains. How far would the plane has travelled
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0
Answer:
the plane has travelled 6464 km/h ahead
Step-by-step explanation:
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Answered by
1
Answer:
1000 km
Step-by-step explanation:
distance between patiyala and lakhimpur = 500 km
relative speed of trains =40+60 = 100km/hr
time taken for collision = 500/100 = 5 hrs
plane travelling for 5 hrs
speed of plane = 200km/hr
distance travelled by plane = 200 *5=1000 km
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