Question
A 440 m long train crosses a platform twice its length
in 2 min. Find the speed of the train.Solution
Speed of train = (Length of train + Length of Platform)/Required time Length of train = 440 m Crossing time of platform = 2 × 60 = 120 sec Length of platform = 440 × 2 = 880 m Let the speed of train be x. Speed of train = (440 + 880)/120 ⇒ x = 11 m/s

Which of the following statements are correct regarding composition of the State Legislative Council?
A. The maximum strength of the Council is f...
National Voters Day is celebrated on 25 January to encourage the youth to participate in the vote in the electoral process. What is the theme for the ye...
In May 2019, Prem Singh Tamang was sworn in as the Chief Minister of:
Which of the following statement(s) is/are correct about Prarthana Samaj?
A. Prarthana Samaj or ‘Prayer Society’ in Sanskrit, was a movement ...
In which of the following cities in the United States of America, Yugantar Ashram, the headquarter of Gadar Party, a liberation movement of India, was e...
Which of the following space tech startup is the second after Agnikul Cosmos to receive help from ISRO in terms of testing facilities and technical know...
International Day of Yoga is celebrated annually on:
As of September 2020, what is the sanctioned strength of the Supreme Court, including theChief Justice of India?
Using all the letters of the word ‘Sunday’, how many different words can be formed?