2111: A weightless rubber balloon is filled with 200 cc of water. Its weight in water is equal to:

(a) (9.8/5) N

(b) (9.8/10) N

(c) (9.8/2) N

(d) zero
2112: Under the administration of which one of the following is the Department of Atomic Energy?

(a) Prime Minister's Office

(b) Cabinet Secretariat

(c) Ministry of Power

(d) Ministry of Science and Technology

2113: Fruits stored in a cold chamber exhibit longer storage life because

(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
2114: Consider the following countries :

1. Brazil
2. Indonesia
3. Japan
4. Russia

What is the descending order of the size of the following countries population wise ?

(a) 1, 2, 4, 3
(b) 2, 3, 1, 4
(c) 2, 1, 4, 3
(d) 1, 2, 3, 4
2115: Who amongst the following was the Chairman of ISRO when INSAT-3B was launched ?

(a) Anil Kakodkar
(b) Abdul Kalam
(c) K. Kasturirangan
(d) U. R. Rao