Tsung-Dao Lee, a Chinese-American physicist, passed away in August 2024. He was notably the second youngest laureate to win the Nobel Prize for Physics in 1957, at the age of 31, for his groundbreaking work on parity laws, which profoundly impacted the understanding of elementary particles.
The speed of a bike increases by 5 km/hr after every 1 hour. If the distance travelled by the bike in 1st hour is 20 km, the find the total distance tra...
1470 metres long train crosses a man who is moving in the same direction with a certain speed, in 30 seconds. If the same train can cross a tree in 7 se...
A train covers a certain distance at a speed of 24 km/h and the next same distance with a speed of 30 km/h and the next same distance with a speed of 40...
A carriage travelling in fog passed along a man who was walking @ 6 km/hr in the same direction. He could see the carriage for 8 minutes and it was visi...
X started to run from point ‘A’ to ‘B’ at a speed of 21 km/hr at 9:00 am and Y started to run from point ‘B’ to ‘A’ at a speed of 18 km/...
Two guns were fired from the same place at an interval of 20 minutes but a person in a train approaching the place hears the sound 16 minutes 30 seconds...
X started to run from point ‘A’ to ‘B’ at a speed of 30 km/hr at 9:00 am and Y started to run from point ‘B’ to ‘A’ at a speed of 14 km/...
The speed of a bike increases by 3 km/hr after every 1 hour. If the distance travelled by the bike in 1st hour is 25 km, the find the total distance tra...
Amit and Deepak are standing on point A and B respectively, which are 300km apart. Amit starts moving to and from between A and B at 25km/hr while Deepa...
A car travels from point A to point B at a speed of 60 km/h and returns from point B to point A at a speed of 80 km/h. If the total time for the round ...
