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Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 seconds. The length of each train is:
1) Let the length of each train be L km. 2) Relative speed of the trains: 46 km/hr - 36 km/hr = 10 km/hr 3) Convert to km/sec: 10 km/hr = 10 ÷ 3600 km/sec = 1/360 km/sec 4) Distance covered for complete passing = 2L (length of both trains) 5) Using Distance = Speed × Time: 2L = (1/360) × 36 6) SolviRead more
1) Let the length of each train be L km.
2) Relative speed of the trains:
46 km/hr – 36 km/hr = 10 km/hr
3) Convert to km/sec:
10 km/hr = 10 ÷ 3600 km/sec = 1/360 km/sec
4) Distance covered for complete passing = 2L (length of both trains)
5) Using Distance = Speed × Time:
2L = (1/360) × 36
6) Solving:
2L = 36/360 = 1/10
L = 1/20 km = 0.05 km = 50 meters
Thus, the length of each train is 50 meters.
See lessWhen did World War II end?
In Europe, the war ended on May 7, 1945, when German forces unconditionally surrendered to the Allies. This day is celebrated as V-E (Victory in Europe) Day. In Asia and the Pacific, the war ended on August 15, 1945, when Japan declared its surrender following the atomic bombings of Hiroshima and NaRead more
In Europe, the war ended on May 7, 1945, when German forces unconditionally surrendered to the Allies. This day is celebrated as V-E (Victory in Europe) Day.
In Asia and the Pacific, the war ended on August 15, 1945, when Japan declared its surrender following the atomic bombings of Hiroshima and Nagasaki. The ceremonial surrender ceremony was held on September 2, 1945, onboard the USS Missouri in Tokyo Bay. This day is widely regarded as the official end of World War II and is known as V-J (Victory over Japan) Day.
Events that led to the end of the war:
D-Day (June 6, 1944): Allied forces arrive in Normandy, France, launching a second offensive against Nazi Germany in Western Europe.
See lessSoviet advances: By early 1945, soldiers were approaching Berlin from the east.
Fall of Berlin: Soviet soldiers captured Berlin in late April 1945, prompting Hitler’s suicide on 30 April.
Atomic bombings: The United States launched nuclear bombs on Hiroshima (August 6, 1945) and Nagasaki (August 9, 1945), prompting Japan’s surrender.