Question
A train running at 70 km/h passes a person riding
parallel to the railway line moving in the opposite direction in 2 seconds. If the rider goes in the same direction, the train takes 5 seconds to pass him. What is the speed of the rider?Solution
Suppose the speed of man 'x' km/h. Take length of man is negligible. So, the distance traveled by train to cross man from both opposite and same side will be equal. ATQ- (70+x) ×5/18 ×2 =(70-x) ×5/18×5 140+2x =350-5x 7x =210 X =30km/h.
How many months of advance notice is given for civil proceedings against civil servants for anything done in their official capacity?
The First World cup Hockey final was won by
Who is organizing the intensive training program for Elected Women Representatives (EWRs) of Panchayati Raj Institutions (PRIs) and Master Trainers in ...
Which state is the host of Khelo India Youth Games 2025?
भारतीय सिविल सेवा के लिए चुना गया पहला भारतीय ?
Among four of the following an earthquake is not known as
The government has kick-started the process of sale of its stake in IDBI Bank, where government shareholding is at _____ %?
राजस्थान में दूरस्थ षिक्षा के लिए उ Ÿारदायी विष्व विद्य�...
The Special Drawing Rights (SDRs) facility is available at :
1. 'World Development Report' is published annually by:
Relevant for Exams:
