3926: Total internal reflection can take place when light travels from
(a) diamond to glass
(b) water to glass
(c) air to water
(d) air to glass
3927: Who among the following rejected the title of Knighthood and refused to accept a position in the Council of the Secretary of State for India ?
(a) G. K. Gokhale
(b) B. G. Tilak
(c) Motilal Nehru
(d) M. G. Ranade
3928: Which of the following Asian languages are UN official languages?
(a) Chinese and Japanese
(b) Chinese and Arabic
(c) Japanese and Arabic
(d) Chinese and Hindi
3929: Which one of the following is the correct statement?
(a) The modern Kochi was a Dutch colony till India's independence.
(b) The Dutch defeated the Portuguese and built Fort Williams in the modern Kochi.
(c) The modern Kochi was first a Dutch colony before the Portuguese took over from them.
(d) The modern Kochi never became a part of the British colony.
3930: Assertion (A):
There was an increase in industrial production during 1999-2000.
Reason (R):
The period witnessed a stable exchange rate and improved business sentiments.
(a) Both A and R are individually true, and R is the correct explanation of A
(b) Both A and R are individually true, but R is NOT a correct explanation of A
(c) A is true, but R is false
(d) A is fasle, but R is true