Which institution has developed a new type of bulletproof jackets which is the lightest in the world?
Researchers at IIT-Delhi have developed a new type of bulletproof jackets which is the lightest in the world. According to the researchers, this jacket which weighs about 8.2kgs can stop up to 8 bullets from an AK-series rifle and are also about 2kgs lighter than those that the Indian Army currently uses. Another version of the jacket weighs 9.5 kgs and can stop as many as six bullets fired from certain sniper rifles. The bulletproof jackets that are being used by Indian soldiers currently weigh about 10.5 kgs. The jackets have been developed in collaboration with the Defence Research and Development Organisation (DRDO) and it took them 15 years to finally make them what they are today.
A person spent 34% of his monthly income on food and 33% of the remaining on rent. If amount spent on rent is Rs 1089, then find the amount spent on food.
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Certain number of students from two schools takes part in an examination. Out of a total of 100 students who participated from ABC school, x% failed in ...
A student gets an aggregate of 60% marks in five subjects in the ratio 10 : 9 : 8 : 7 : 6. If the passing marks are 45% of the maximum marks and each s...
In a test comprising 200 questions, four marks are awarded for every question answered correctly. The number of marks deducted for every question answer...
In an election between two candidates, winner got 60% of total valid votes. If total number of votes cast were 1200 out of which 5% were invalid, then f...
