Question
The Rh blood group was discovered by which of the
following individuals?Solution
The Rh blood group system was discovered by Karl Landsteiner and Alexander Wiener in 1940. Their research significantly advanced the field of transfusion medicine, enhancing blood transfusion safety and compatibility.
Train P measures 120 meters in length and moves at a speed of 5 meters per second, while Train Q is 90 meters long and travels at a speed of 10 meters p...
If a boy walks from his house at 5 Km/hour, he reaches school 10 minutes early. If he walks at 3 km/hour he reaches 10 minutes late. What is the distanc...
A man running at the speed of 6 kmph was over taken by the train moving with the speed of 78 kmph in 23 seconds. Find the length of train.
A train can cross a pole in 24 seconds. While if the train increased its speed by 50% then time taken by it to cross 234 metres long platform is 42 seco...
Two trains of equal lengths take 20 seconds and 30 seconds respectively to cross a telegraph post. If the length of each train be 300 metres, in what ti...
A train can cross a pole in 30 seconds. While if the train increased its speed by 55% then time taken by it to cross 351 metres long platform is 42 seco...
Ratio of the lengths of two trains ‘X’ and ‘Y’ is 5:6 respectively and the ratio of time taken by them to cross a pole is 3:4 respectively. If s...
Train A running at a speed of 42 km/hr crosses train B in 36 seconds. Find the speed of train B (in km/hr), if the sum of the length of train A and B is...
- A man is running at a speed of 10 m/sec in the same direction of the train. Train can cross the man in 6 seconds. If speed of the train is 108 km/hr, then ...
Train ‘A’ running with a speed of 45 km/h crosses a pole in 4 seconds. If the time taken by train ‘A’ to cross train ‘B’ running with a spee...
