Hi,
The crystal structure of sodium chloride (NaCI) is face centered cubic. If the minimum separation between the Na* and Cl- ion is 'r', then assuming the lattice only upto the two nearest neighbouring ions, the Madelung constant will be --- 0.8665 O-1.7476 .
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Question : Sentences of a paragraph are given below. While the first and the last sentences (S1 and S6) are in the correct order, the sentences in between are jumbled up and named P, Q, R, and S. Arrange the sentences in the correct order to form a meaningful and coherent paragraph.
(S1) Newspapers, especially of the popular variety, aim to do two things: to inform and to entertain.
(P) Entertainment may be principally found in the centre pages of the newspaper in some of the feature articles and in some local news stories. (Q) The principal aim of the short news report on the front pages is to inform. (R) Most newspapers are published daily, and the news reporters must make sure that they have up-to-the-minute news. (S) In their news reports, they will aim to create a sense of immediacy, to convey the impression that they have 'rushed' the news to the reader and 'that the information contained in the very latest.'
(S6) Reporters also wish to create a sense of authenticity, that is, that their news is accurate and genuine.
Option 1: Q, S, R, P
Option 2: R, P, S, Q
Option 3: S, R, P, Q
Option 4: P, Q, R, S
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