IB-2015 Exam solutions with Questions 2

you may like to start from starting questions Click me for page 1 of the examination.

11. The class of elementary particles, bosons, was named after Satyendra Nath Bose, an Indian Physicist. Which of the following Indian Scientists graduated from Presidency College Calcutta as a classmate of Satyendra Nath Bose?
Jagdish Chandra Bose
P.C.Mahalanobis
Praful Chandra Ray
Meghnad Saha - ANSWER
12. To which place Aryabhata, the great mathematician
, went for advanced studies?
Takshashila
Patliputra - ANSWER
Kashi
Kaushambi
13. The development of the world’s first practical design for an Inter-Continental Ballistic Missile, A9/10, was undertaken in Nazi Germany during the World War II. It was intended for use in bombing
London and other coastal cities of Britain
Northern cities of France, including Venice
New York and other American cities - ANSWER
Interiors of USSR to cut off military supply lines to Moscow.
14. Homi Jahangir Bhabha, the father of Indian nuclear programme, was also the founding director of which of the following institutes?
Tata Institute of Fundamental Research - ANSWER
Indian Institute of Science
Indian Institute of Technology, Mumbai
Saha Institute of Nuclear Physics, Kolkata
15. Who headed the Satellite Launch Vehicle (SLV) project launched by ISRO in 1970? (SLV)
Dr. Vikram Sarabhai
Dr. K.Radhakrishnan
Dr. A.P.J.Abdul Kalam - ANSWER
Dr. G.-Madhavan Nair
16. Where was Bhaskara, also known as Bhaskaracharya or Bhaskara II, an Indian mathematician & astronomer, was born?
Kanchipuramii
Thanjavur
Bijapur - ANSWER
Viadurai
17. The BrahMos, a short range supersonic cruise missile, is a joint venture between which foreign country and Indian agency?
USA & ISRO
UK & ISRO
Russia & ISRO
Russia & DRDO - ANSWER
18. If the sum of 60% of a fractional number and the number’s square root is 5 greater than one fifth of the number, then the number is
6.25 - ANSWER
0.25
12.25
2.25
19. If ‘Head’ appears consecutively in the first three tosses of a fair/unbiased coin, what is the probability of ‘Head’ appearing in the fourth toss also?
1/8
7/8
1/16
1/2 - ANSWER
20. Archers ‘A’ and ‘B’ take aim at a target. If the probability of ‘A’ hitting the target is 90% and of ‘B’ missing the target is 90%, what is the probability that both ‘A’ and ‘B’ miss the target?
90%
09% - ANSWER
01%
81%
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