386: Total internal reflection occurs when light travels from:
(a) A rarer medium to a denser medium
(b) A denser medium to a rarer medium
(c) A rarer medium to a denser medium and the angle of incidence is less than the critical angle
(d) A rarer medium to a denser medium and the angle of incidence is greater than the critical angle
387: Consider the following pairs:
Wildlife:
1. Blue-finned Mahseer
2. Irrawaddy Dolphin
3. Rusty-spotted Cat
Naturally found in
1. Cauvery River
2. Chambal River
3. Eastern Ghats
Which of the pairs given correctly matched?
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
388: Who among the following served as the Chief Economist of the International Monetary Fund ?
(a) Saumitra Chaudhuri
(b) Ashok Lahiri
(c) Raghuram Rajan
(d) Sumantra Ghoshal
389: Which of the following discoveries is/are associated with Einstein?
(i) Theory of relativity
(ii) Quantum theory
(iii) Radio activity
(iv) Rocket propulsion
(a) (i) & (ii)
(b) (i), (ii) & (iii)
(c) (i), (ii) & (iv)
(d) (i) only
390: Resurgent India Bonds were issued in US Dollar, Pound Sterling and
(a) Japanese Yen
(b) Deutsche Mark
(c) Euro
(d) French Franc