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A train is traveling at a speed of 96 kilometers per hour. It takes 3 seconds to enter a tunnel and 30 seconds more to pass through it completely. Which of the following statements are correct? A. Length of the tunnel is 100 meters B. Tunnel is longer than train C. Train is longer than the tunnel D. Length of the train is 80 meters E. Length of the tunnel is 800 meters Choose the correct answer from the options given below:
Train A and B of equal lengths of 120m are moving towards a 300 m long tunnel. Train B enters the tunnel after 30 seconds when train A entered the tunnel. Train A crosses the tunnel in one minute. If both of them leave the tunnel at the same time, then what is the speed of train B?
A motorist knows four different routes from Bristol to Birmingham. From Birmingham to Sheffield he knows three different routes and from Sheffield to Carlisle he knows two different routes. How many routes does he know from Bristol to Carlisle ?
A car driver knows five different routes from Jaipur to Bikaner. From Bikaner to Pilani he knows three different routes and from Pilani to Churu he knows four different routes. How many routes does he know from Jaipur to Churu? A) 80 B) 40 C) 60 D) 30
A motorist knows four different routes from Jaipur to bhangarh. From Bhangarh to Alwar he knows three different routes and from Alwar to Carlisle he knows two different routes. How many routes does he know from Jaipur to Carlisle? A. 12 B. 24 C. 48 D. 60
A motorist knows four different routes from Jaipur to Bhangarh. From Bhangarh to Alwar he knows three different routes and from Alwar to Carlisle he knows two different routes. How many routes does he know from Jaipur to Carlisle?
Which is true regarding EIGRP successor routes?
1. A successor route is used by EIGRP to forward traffic to a destination.
2. Successor routes are saved in the topology table to be used if the primary route fails.
3. Successor routes are flagged as "active" in the routing table.
4. A successor route may be backed up by a feasible successor route.
5. Successor routes are stored in the neighbor table following the discovery process.
A train approaches a tunnel XY. There is a dog located inside the tunnel at a point that is 3/8 of the distance XY measured from the entrance X. When the train whistles the dog gets scared and runs. If the dog moves towards the entrance of tunnel X, the train catches the dog exactly at the entrance of the tunnel. If the dog moves to exit Y, the train catches the dog at exactly the exit. Find the ratio of the speed of dog and train.
Train A takes 45 seconds to cross a tunnel while train B of same length takes 75 seconds to cross the same tunnel. The ratio of length of train and length of tunnel is 2 : 3. How long is the tunnel if the difference in the speeds of train is 20 m/s?
The cut of a tunnel face is shown in given figure. This is called
Tunnel Engineering mcq question image