MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
Menu
Grade: 9
        
Two trains of length 270 m and 300 m travelling at 54 km/h and 36 km/h respectively, enter a two-track tunnel 430 m long simultaneously on different tracks and from opposite directions. After they cross each other, in how much time will the tunnel be free of the trains?
2 years ago

Answers : (1)

ABHIJEET SHUKLA
30 Points
							
After 16 seconds, trains meet. After 20 more seconds, trains cross fully. Train 1 requires 70 seconds to cross the tunnel completely. Hence, it'll take 70-(16+20)=34 seconds for the tunnel to be completely free, once trains have crossed each other.............................................

HOPE IT HELPS CHELSI !!

 
one year ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies


Course Features

  • 728 Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution


Course Features

  • 731 Video Lectures
  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details