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The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph. P. Cape Horn is considered to be the southernmost point of South America.  Q. Many sailing ships never completed their journey around Cape Horn but modern vessels are better equipped to handle the challenge.  R. The Atlantic and Pacific Oceans meet off the coast of Cape Horn causing some of the roughest sea conditions on earth. S. The Scotia Sea which lies between Cape Horn and the continent of Antarctica is considered to be partly in the Atlantic Ocean and partly in the Southern Ocean. 
A rectangular horn antenna has an aperture area of 3λ × 2λ. Then the maximum directivity that can be achieved by this rectangular horn antenna is:
A rectangular horn antenna has an aperture area of 3λ × 2λ. If the aperture efficiency of an antenna is 90%, then the directivity of the antenna is:
Statements : Some taxis have horns. Some taxis have lights.

Conclusions :
I. Every taxi has either horn or light.
II. Some taxis have neither light nor horn.
III. Some taxis have horns as well as lights.
IV. No taxi has horn as well as light.
Consider the following statements regarding bands to be provided for strengthening masonry work in masonry buildings constructed in zone III, IV and V.
(i) Lintel band is provided at lintel level on partition walls,
(ii) Gable band is provided at top of gable masonry below the purlins,
(iii) The bands shall be to full width of the wall and not less than 7.5 cm in depth,
(iv) The bands shall be made of reinforced concrete only.
of these statements, the correct statements are
If the length of aperture in a pyramidal horn antenna is 10cm and δ for the design is 0.25. Then, the flaring angle of the pyramidal horn is:
In which of the following bands Yagi-Uda antenna operates?
Antenna that does not belong to the horn antenna family among the following are:
Kritika once standing near the main gate of her building which is of 11 stories found the angle of elevation to be 30° to the top of the cable antenna which is fixed on her terrace. She moved 50m in a straight line parallel to her feet towards the antenna and she found that angle of elevation changed to 45°. Find the height of the antenna from the ground?
A radio link has 15 W transmitter connected to an antenna of 2.5 m2 effective aperture at 5 GHz. The receiving antenna has an effective aperture of 0.5 m2 and is located at a 15 Km line of sight distance from transmitting antenna. Assuming lossless, matched antennas, the power delivered to the receiver is: