Question
How many glacial lakes in India expanded by over 40% in
surface area, marking them as high-risk for potential outbursts?Solution
67 glacial lakes in India have expanded by over 40%, placing them at high risk for potential glacial lake outburst floods (GLOFs).
Two trains A and B, were proceeding in the same direction on parallel tracks at 26 km/hr and 80 km/hr respectively. A man noticed that it took exactly 1...
Train A, moving at a speed of 90 km/h, passes a stationary pole in 9.4 seconds. When encountering Train B, which is traveling towards it at a speed of 5...
A freight train requires 17.6 seconds to pass a stationary person and 28 seconds to traverse a 260-meter-long tunnel. Simultaneously, a motorcycle can c...
Ratio of the lengths of two trains ‘X’ and ‘Y’ is 3:4 respectively and the ratio of time taken by them to cross a pole is 1:2 respectively. If s...
A train, which is moving at the rate of 60 miles per hour, is brought to rest in 3 minutes with a uniform retardation, find this retardation, and also t...
- A pedestrian walking at 6 km/h is overtaken by a train running at three times the speed of the pedestrian. If it takes 9 seconds to cross him, find the tra...
A train can cross a man standing on a platform of 250 metres length in 70 seconds and can cross the platform in 87.5 seconds. Find the length of the train.
A train crosses a 400-metre-long platform in 25 seconds, and the same train crosses a tunnel 25% longer than the platform in 30 seconds. Find the speed ...
A train 300 metre long takes 20 sec to cross a man running at a speed of 6 km/hr in the direction same to that of train. What is the speed of the train?
1280 metres long train crosses a man who is moving in the same direction with a certain speed in 20 seconds. If the same train can cross a pole in 16 se...
