Question
Two trains 180 metres and 170 metres in length are
running towards each other on parallel tracks, one at the rate 50 km/hr and another at 40 km/hr. In how many seconds will they be clear of each other from the moment they meet?Solution
Required time = Sum of the lengths of trains / Relative speed Relative speed = 50 + 40 = 90 kmph = (90 × 5)/18 = 25 m/sec Required time = (180 + 170)/25 = 350/25 = 14 seconds
More Trains Questions
The movie was interesting and kept me engaged.
Discrete: Attached :: Dormant : ?
Select the most appropriate meaning of the word marked in bold letters according the context in which it has been used.
On account of the pau...
Select the sentence with the appropriate use of adverb of frequency.
Choose the synonym of Efficacy
Select the most appropriate synonym of the given word
Profuse
- In the following sentence, choose the word similar in meaning to the bold word to fill in the blank.
Her happy demeanor and ___________attitude bri... Find the appropriate answer.
- Select the most appropriate meaning of the bold word in the given sentence.
She is a philatelist and has a rare collection of vintage stamps.
... Find the correct substitute for Bold part.
In spite of a steep hike in the prices of crude oil, the government did not rise the price of fuel...
