1666: A balloon filled with air is weighed (W) so that it just floats in water as shown in the figure. When it is further pushed by a short distance in water, it will:
(a) Sink to the bottom.
(b) Stay at the depth where it stands submerged.
(c) Come back to its original position.
(d) Sink down a little further but will not reach the bottom.
1667: In the context of which of the following do you sometimes find the terms 'amber box, blue box and green box' in the news?
(a) WTO affairs
(b) SAARC affairs
(c) UNFCCC affairs
(d) India-EU negotiations on FTA
1668: Fuel used in a nuclear reactor is:
(a) Uranium
(b) Heavy water
(c) Barium
(d) Cadmium
1669: The ruler of which one of the following States was removed from power by the British on the pretext of misgovernance?
(a) Jhansi
(b) French
(c) Awadh
(d) Satara
1670: The oldest Hindu epic is:
(a) Mahabhashya
(b) Ramayana
(c) Ashtadhyayi
(d) Mahabharata