a train is moving at speed of 25 kmph , another train
moving the same direction at a speed of 49 kmph crossed a
man in the first train in 10 sec ? wht is the length of the
second train ?
Answers were Sorted based on User's Feedback
Answer / ajeet
relative velocity will be=49-25=24km/h
then lenth of second train will be=
24*(5/18)*10=66.66 mtr
| Is This Answer Correct ? | 7 Yes | 1 No |
Answer / reddipavanakrishna
Relative velocity of trains = 49kmph -25 kmph = 24kmph
=6.67m/s
Time taken to cross the first train = 10 sec
Length of the second train = Relative Velocity * Time taken
to cross the first Train = 6.67 *10 = 66.7 metres
| Is This Answer Correct ? | 5 Yes | 0 No |
INDIA HAS SO WITNESSED...........CENSUSES BY 2011. (A) 12 (B) 13 (C) 14 (D)15
20) There are certain number of hats and gloves in a box. They are of 41 red, 23 green, 11 orange. Power gone. But a woman can differentiate between hats and gloves.How many draws are required to obtain a pair of each color.
A beats B by 10 meters and B beats C by 15 meters the A beats C by
4 pipes inlet and 2 pipes outlets, find water inlet etc.
How many five digit numbers are there such that two left most digits are even and remaining are odd?
A sales person multiplied a number and get the answer is 3, instead of that number divided by 3. What is th answer he actually has to get? 1/3
the probability of getting at least in a single through of three coins is
720 buses operate from a depot, but 168 are being repaired. What percentage of the total that are in service?
A table containing decimal nos. from 1 to 100 and their roman Equivalent was given. We were required to write a function : char* ConverToRoman(int number) : to convert the given number( 1<=number<=100) into its numerical equivalent. I want a solution in C/C++ language
A can swim & cross 50m(the length of swimming pool) in 2 min. B can swim & cross 50m in 2min 15sec. Every time when they meet a bell gong is struck. For 2000m how many bell sounds might be produced?
What is the eligibility criteria for SBI Clerks? I have 55% in 12th & 73% in Graduation, so m i eligible for the post, please let me know at the earliest.!!!
Some persons decide to raise Rs. 3 lakhs by equal contribution from each of them. If they contributed Rs. 50 extra each, the contribution increased to Rs. 3.25 lakhs. How many persons were there ? (a) 400 (b) 500 (c) 600 (d) 700 (e) None of these