Question
For what specific contribution did the Nobel Prize in
Physics 2023 recipients, Anne L'Huillier, Pierre Agostini, and Ferenc Krausz, receive the award?Solution
In 2023, three researchers, two French Anne L'Huillier and Pierre Agostini, and Austrian Ferenc Krausz, who won this prize for his work on âexperimental methods that generate attosecond pulses of light for the study of electron dynamics in matterâ.Â
The total population of villages A and B together is 75000. âyâ% and (y+15)% of the population of village A and B are working professionals. The rat...
Income of A is twice the income of B. B and A spend 75% and 85% respectively of their incomes. Find the savings of A, if B saves Rs. 18000 in a month.
P is 25% less efficient than Q. In what ratio should their wages be shared?
A student multiplied a number by 4/5 instead of 5/4. What is the percentage error in the calculation?
In an election, 10% of the total registered voters did not cast their votes. Two candidates contested. The winner secured 55% of the votes cast and won ...
Monthly savings of X is 55% of his monthly income which is Rs. 6800. If ratio of monthly expenditure of Y and X is 15:8 respectively and monthly savings...
In a mixed school 25% of the scholars are infants under 7 and the number of girls above 7 is 4/5 of the number of boys above 7, and amounts to 120. Find...
What is 15% of 34?
Ritesh allocates 80% of his monthly income to expenses and saves Rs. 7000. Rishav, whose monthly income is 20% lower than Ritesh's, spends 75% of his in...
The marks scored by a boy in three subjects are in the ratio 4 : 3 : 2. Boy scored an overall aggregate of 60% in the exam. If the maximum marks in each...
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