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A large plane, perfectly insulated on one face and maintained at a fixed temperature T 1 on the bare face, has an emissivity of 0.84 and loses 250 W/m2 when exposed to surroundings at nearly 0 K. The radiant heat loss from another plane of the same size is 125 W/m2 when bare face having emissivity 0.42 and is maintained at temperature T 2 is exposed to the same surroundings. Subsequently these two planes are brought together so that the parallel bare faces lie only 1 cm apart and the heat supply to each is so regulated that their respective temperatures T 1 and T 2 remains unchanged. Determine he net heat flux between the planes
Consider the following with reference to Article 18? (a) No title, not being a military or academic distinction, shall be conferred by the State. (b) The citizen of India shall accept any title from any foreign State. (c) No person who is not a citizen of India shall, while he holds any office of profit or trust under the State, accept without the consent of the President any title from any foreign State. (d) The person holding any office of profit or trust under the State shall, without the consent of the President, accept any present, emolument, or office of any kind from or under any foreign State.
The development of a bare area without any life form is called
With reference to primary and secondary succession, consider the following statements: A) Primary succession takes place in areas which have lost all the living organisms that existed there whereas secondary takes place in areas where no living organisms ever existed. B) Rate of secondary succession is much slower compared to primary succession. Which of the statements given above is/are correct?
A, B, C, D, K, L, M and O are researchers and are working in three different institutes, X, Y and Z. They are working in three different areas namely, solar energy, sustainable development, and rainwater harvesting for agricultural purpose. Not less than two or more than three researchers are working in the same area and not more than three of them are working the same institute. K is researching in the sustainable development in the institute Y with B who is doing research in rainwater harvesting. A and M are doing research in the same area but not in sustainable development and are not working in the institute Y. C is researching in solar energy in the institute Z, only with D who is working in sustainable development. L is researching in rainwater harvesting area and not working in the institute where A works. O is not doing research in the solar energy. Choose option for answering question, In which of the institute/institutes at least one researcher is working in the area of solar energy ?
Rearrange the given 5 sentences A, B, C, D and E in proper sequence to form a meaningful paragraph and mark the correct sequence from the given options as your answer. Child labour interferes with the proper growth and development of the children in all aspects like mentally, physically, socially and intellectually. Child labour is the service paid by the children in their childhood in any field of work.  Childhood is the great and happiest period of the lives of everyone during which one learns about the basic strategy of the life from parents, loved ones and nature. This is done by the child due to the lack of resources for the survival of life and irresponsibility of the parents. It does not matter what is the cause of child labour as all the causes force children to live their life without childhood.
With reference to the Bare Necessities Index (BNI), consider the following statements: 1. The economic survey has come up with the Bare Necessities Index at rural and urban levels. 2. The BNI has been created for all States for 2018 only. 3. The BNI is based on 26 indicators. 4. The BNI consists of six dimensions. Which of the above statements are correct?
S1: When a body grows into a young man, he finds himself in a new and strange world.
P: The relationship remains but its nature changes.
Q: The emotional ties that he had with them are now loosened.
R: The old pattern of his life in which his parents were the nucleus around which his life revolved now undergoes a change.
S: He finds in himself an emotional void which he must somehow fill.
S6: At this stage of his life he is like a body without a soul, an eye without light or a flower without fragrance.

The Proper sequence should be:
The question below consists of a set of labelled sentences is given. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph. P- The youth has been making a tremendous contribution to the improvement of our society.  Q- The emerging global consensus on youth development emphasises the need to include the perspective of youths in the process of national development with the effective contribution of youths in national development practice. R- Over the years, there has been an increase in awareness about the important role the youth can play in the sustainable development of the nation. S- There is hardly any arena, be it cultural, social or economic development of the nation, where the youth has not played a role.
Which of the following statement are correct?
1. Development psychology is the study of changes in behavioural and mental processes through life.
2. In the longitudinal method of study people are followed through their life spans.
3. In cross-sectional method of study, representative group who are at different stages in development are compared.
4. Environment influence interacts with maturation to determine the final form of the behaviour.
Select the correct answer