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Each question comprises of a statement and two conclusions I) and II). Assuming that the statement is true, which of the conclusions follow logically from the statement? Statement: Because of growth in production of Aluminium by National Aluminium Company, India has become self-sufficient in Aluminium. Conclusion: I) Previously India had to import Aluminium. II) At this rate, India may start exporting Aluminium.
Which one of the following is NOT correctly matched? Aluminium Plants Location (a) Madras Aluminium Company Limited (MALCO) Chennai (b) Bharat Aluminium Company Limited (BALCO) Korba (c) Hindustan Aluminium Corporation Limited (HINDALCO) Renukoot (d) Indian Aluminium Company Limited (INDAL) Hirakud
There are two alloys of copper and aluminium, alloy A has 40% aluminium and alloy B has 10% copper. In what ratio should these alloys be mixed so that the cost of total copper becomes equal to the cost of total aluminium in the mixture? (The cost price of aluminium is Rs. 200 per kg and cost price of copper is Rs. 500 per kg)
Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement. Statement: I: All windows are aluminium. II: Some windows are wooden. Conclusion: I: Some wooden are not aluminium. II: Some wooden are aluminium. III: Some aluminium are window.
Two similar bars of Steel and Aluminium are heated to a same temperature. Forces are applied at the ends of the bars to maintain their lengths unaltered. If the ratio of Young’s moduli of Steel and Aluminium is 3, and the ratio of the coefficients of thermal expansion of Steel to that of Aluminium is 0.5, what is the stress on the Aluminium bar if the stress on the Steel bar is 100 MPa?
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.
. 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?
If 3 kg of metal, which is one third silver and the rest aluminium, is mixed with 7 kg of another metal, which is two – seventh silver and the rest aluminium. What is the cost of Silver in new mixture of 10 kg if the cost of silver per kg is Rs. 600?
Now-a-days aluminium has become popular as a 'green metal'. Which of the following properties of aluminium makes it the so called green metal?