Daily Archives: July 24, 2015

Prelims MCQs Quiz 42 : Science

1.Which of the following is/are cross-linked polymer? 1. polythene 2. nylon 3. Bakelite Select the correct answer using the codes given below. a) 1 and 3 only b) 3 only c) 2 and 3 only d) 1, 2 and 3 2. With reference to Low Earth Orbits (LEO), consider the following statements: 1. Satellites in LEO suffer high atmospheric drag compared to those in geostationary orbit. 2. Satellites in LEO have high dwell time over a particular area. Which of the statements given above is/are correct?… Continue Reading »