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What is /are the importance/importances of discovering this particle?

The efforts to detect the existence of Higgs boson particle have become frequent news in the recent past. What is /are the importance/importances of discovering this particle? 1. It will enable us to understand as to why elementary particles have mass. 2. It will enable us in the near future to develop the technology to […]

Which of the following pair is/are correctly matched?

Which of the following pair is/are correctly matched? Spacecraft                           Purpose 1. Cassini-Huygens  Orbiting the Venus and transmitting data to the Earth 2. Messenger            Mapping and investigating the Mercury 3. Voyager 1 and 2    Exploring the outer […]

During a thunderstorm, the thunder in the skies is produced by the

During a thunderstorm, the thunder in the skies is produced by the 1. meeting of cumulonimbus clouds in the sky 2. lightning that separates the nimbus clouds 3. violent upward movement of air and water particles Select the correct answer using the codes given below.(2013) a) 1 only b) 2 and 3 c) 1 and […]

Fruits stored in a cold chamber exhibit longer storage life because

Fruits stored in a cold chamber exhibit longer storage life because(2013) a) exposure to sunlight is prevented b) concentration dioxide in the is increased of carbon environment c) rate of respiration is decreased d) there is an increase in humidity Answer: C Fruits respire. They give out ethylene which helps in ripening. When fruits are […]

Ball Bearings Are Used in bicycles, cars, etc., Because

Ball bearings are used in bicycles, cars, etc., because(2013) a) the actual between the is increased area of contact wheel and axle b) the effective between the is increased area of contact wheel and axle c) the effective between the is reduced area of contact wheel and axle d) None of the above statements is […]

Which of the above are optical illusions?

Consider the following phenomena: 1. Size of the sun at dusk 2. Colour of the sun at dawn 3. Moon being visible at dawn 4. Twinkle of stars in the sky 5. Polestar being visible in the sky Which of the above are optical illusions?(2013) a) 1, 2 and 3 b) 3, 4 and 5 […]

What is/are the Implication/ implications of the Creation of Antimatter?

A team of scientists at Brookhaven National Laboratory including those from India created the heaviest antimatter (anti-helium nucleus). What is/are the implication/ implications of the creation of antimatter? 1. It will make mineral prospecting and oil exploration easier and cheaper. 2. It will help probe the possibility of the existence of stars and galaxies made […]