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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.
A and B can finish a work working on alternate days in 19 days, when A works on the 1st day. Similarly, they can finish the work working on alternate da...
A can complete a certain work in 30 days. B is 25% more efficient than A and C is 20% more efficient than B. They all worked together for 3 days. B alon...
A mango kept in a basket doubles every one minute. If the basket gets completely filled by mangoes in 30 min then in how many minutes half of the basket...
Working alone, B can complete the work in 20 days. C is twice as efficient as B and A takes 2 days more than it takes C to complete the work. Working to...
A person from the top of a hill observes a vehicle moving towards him at a uniform speed. It takes 10 minutes for the angle of depression to change from...
A man is travelling at a speed of 100 km/h such that he will take 60 minutes to reach his destination. But after completing half the journey, the man to...
A can complete 25% of the work in 4 days, B can complete 50% of the same work in 12 days and C can complete the same work in 32 days. They staned worki...
A flight has to travel between 2 cities A and B, 2000 km apart. The flight was slowed down due to bad weather. Its average speed for the trip reduced by...
Two trains of length 200m and 160m respectively are running on parallel lines of rails. When running in the same direction the faster train passes the s...
A is thrice as efficient as B and can finish a piece of work in 28 days less than B. B can finish this work in how many days?