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Helium has the lowest boiling point of all the elements at –452.074°F (–268.93°C) followed by hydrogen –423.16°F (–252.87°C). The highest boiling point for an element is that of Rhenium 10,104.8°F (5,596°C) followed by tungsten 10,031°F (5,555°C).
The speed of a train is 72 km/hr and it takes 14 seconds to cross a man. Find the time taken by train to cross a platform if the ratio of the length of ...
Person 'A' left the college at 7 PM at 65% of the original speed. After 30 minutes, he reached the grocery store, picked up a bag...
Find the distance travelled (in km) by the truck to reach point B from point A, if a car cover 50% the same distance in 2 hours 30 minutes and a truck c...
A was travelling from point X to point Y. He increased his speed by 4 km/h after every hour. He reached his destination in 8 hours. If his initial speed...
Buses A and B are moving around a circular ground of radius 420 m. If the speeds of the buses A and B are 12 m/sec and 15 m/sec respectively, then what ...
Two cars, labeled 'A' and 'B', simultaneously depart from the same starting point, traveling in the same direction. Car 'A' moves at a speed of 15 km/h,...
Train P starts from Lucknow to Dehradun at 11:55 am with an average speed of 25 m/s. Train Q starts from Dehradunto Lucknowat 1:35 pm with an average sp...
Find the distance travelled (in km) by the truck to reach point B from point A, if a car cover 27% the same distance in 2 hours 42 minutes and a truck c...
‘A’ and ‘B’ started moving towards each other at same time with a speed of 23 km/hr and 10 km/hr, respectively. If the distance covered by ‘Aâ...
Average speed of ‘A’ during a 30-hour journey is 34 km/h. If he covered the first 180 km of his journey at a speed of 20 km/h, then find the speed a...
