Question
Which of the following situations is/are possible?
(a) Magnetic field lines can be parallel to each other. (b) Magnetic field lines can be concentric circles. (c) Magnetic field lines can intersect each other.Solution
The correct answer is B
Two trains of lengths 150 m and 200 m are running in opposite directions at speeds of 54 km/h and 72 km/h respectively. In how many seconds will they co...
1280 metres long train crosses a man who is moving in the same direction with a certain speed in 20 seconds. If the same train can cross a pole in 16 se...
Train P travelling at 55 km/hr crosses another train Q, having three fourth of its length and travelling in opposite direction at 35 km/hr in 14 seconds...
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 30 seconds and 20 seconds respectively. It took 24...
Two trains are running on parallel lines in the same direction at the speed of 76 km/h and 40 km/h respectively. The faster train crosses a man in the s...
A train can cross a pole, a bridge of 510 meter long and platform of 480 meter long in 15 seconds, _____ seconds and 31 seconds, respectively.
Th...
- A train, running at the speed of 72 km/h, is 300 metres long. How much time (in seconds) will it take to pass over a bridge that is 600 metres long?
A train 200 m long crosses a pole in 10 sec and a platform in 25 sec. Find the platform’s length.
- A train takes 30 seconds to pass a 500-metre-long bridge and takes 40 seconds to cross a tunnel that is 50% longer than the bridge. Find the speed of the t...
A train crosses a pole and a platform of length 396 metres in 6 seconds and 18 seconds, respectively. Find the length of train.
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