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For the same volume fraction, size and size distribution of precipitates, the highest strength in a precipitation-hardened material is obtained when the precipitates are

For the same volume fraction, size and size distribution of precipitates, the highest strength in a precipitation-hardened material is obtained when the precipitates are Correct Answer nucleated on dislocation substructure

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. A, B, C, D, E and F compared their marks in an examination and found that A obtained the highest marks, B obtained more marks than D, C obtained more than at least two others and £ had not obtained the lowest marks. Consider the following statements : Statement 1: At least two members obtained less marks than C Statement 2: E and F obtained the same marks Which of the above statement(s) is/are sufficient to identify the one with the , lowest marks ?
In a test, Randhir obtained more marks than the total marks obtained by Kunal and Debu. The total marks obtained by Kunal and Shankar are more than those of Randhir. Sonal obtained more marks than Shankar. Neha obtained more marks than Randhir. Who amongst them obtained highest marks?
A database of research articles in a journal uses the following schema. (VOLUME, NUMBER, STARTPAGE, ENDPAGE, TITLE, YEAR, PRICE) The primary key is (VOLUME, NUMBER, STARTPAGE, ENDPAGE) and the following functional dependencies exist in the schema. (VOLUME, NUMBER, STARTPAGE, ENDPAGE) → TITLE (VOLUME, NUMBER) → YEAR (VOLUME, NUMBER, STARTPAGE, ENDPAGE) → PRICE The database is redesigned to use the following schemas. (VOLUME, NUMBER, STARTPAGE, ENDPAGE, TITLE, PRICE) (VOLUME, NUMBER, YEAR) Which is the weakest normal form that the new database satisfies, but the old one does not?  
The numerator of fraction is 3 more than the denominator. When 5 is added to the numerator and 2 is subtracted from the denominator, the fraction becomes 8/3, When the original fraction is divided by \(5 \frac{1}{2}\), the fraction so obtained is:
The ratio of marks obtained by Rohit in Mathematics to the marks obtained in Science is 8 : 7, the marks of English is 10% more than the marks obtained in Science and the marks obtained in Hindi is 10% less than the marks obtained in Mathematics. If each subject is of 100 marks and the sum of marks of English and Hindi is 149, then find the percentage of passing mark where the passing marks is 40 more than the marks obtained by Rohit in Mathematics.
The influence of shape of aggregate in strength and workability of concrete are given below in statements S1, S2, S3 and S4. Which of the statements are correct? S1: Rounded aggregate produces concrete with high workability and low strength. S2: Angular aggregate produces concrete with high workability and low strength. S3: Rounded aggregate produces concrete with low workability and high strength. S4: Angular aggregate produces concrete with low workability and high strength.
If 2 is added to the numerator and 3 is subtracted from the denominator of a fraction, the fraction becomes 3 / 2. If 1 is subtracted from the numerator and 5 is added to the denominator, the fraction becomes 1 / 4. What is the sum of numerator and denominator of that fraction?
If the numerator of a fraction is increased by 2 and the denominator is increased by 3, the fraction becomes $$\frac{7}{9}$$ and if both the numerator as well as he denominator are decreased by 1, the fraction becomes $$\frac{4}{5}$$. What is the original fraction ?
If the numerator of a fraction is increased by 150% and the denominator of a fraction increased by 200% fraction becomes 10/19. Find the fraction.
When the numerator of a fraction is increased by 6 and the denominator by 15, the overall fraction is increased by 20%. If on decreasing the denominator by 6, the fraction is increased by 150%, find the fraction.