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The time required for runoff water to flow from the most remote point of a watershed area to the outlet is known as the "time of concentration." It is a critical parameter in hydrology and is used to estimate the duration of rainfall or precipitation that contributes to runoff from a particular area.
The sum and difference of the speeds of the two cars are 70km/h and 30km/h respectively. In a race, if the car with more speed finishes 6 minutes earlie...
Amit walks for 2 hours at a speed of 's' km/hr, and then his speed increases by 25 km/hr, covering the remaining distance in 3 hours. If Amit's speed ha...
The speed of a car is 30% more than that of a bike. Both of them start from a same point. After travelling for 4 hours, the speed of the bike is increas...
A train traveling at 90 km/h departs from City A toward City B, located 240 km away. Simultaneously, a car leaves City B heading toward City A at a spee...
Ratio of speeds of ‘A’ and ‘B’ is 6:11, respectively. If they participate in a 220-metre race and ‘B’ gives ‘A’, a head start of ‘m’...
In a 800 meter marathon, if Akhil beats Suraj by 120 meters and Suraj beats Puneet by 200 meters, then find the distance by which Akhil beats ‘C’.
Walking at 3/ 4 of his usual speed, a man is 1 1/ 2 hr late. His usual time to cover the same distance (in hours) is?
A person travelled a distance of 200 km in 7 hours. He travelled partly on a car at the speed of 50 kmph and partly on cycle at 20 kmph. What is the dis...
Rajesh whose speed is < 4 m/s travels along a rectangular path. The diagonal length of the park is 5x(13) (1/2) He reaches from one point of ...
‘A’ and ‘B’ started moving towards each other at same time with a speed of 12 km/hr and 6 km/hr, respectively. If the distance covered by ‘Aâ€...