4146: What explains the eastward flow of the equatorial counter-current?
(a) The Earth's rotation on its axis
(b) Convergence of the two equatorial currents
(c) Difference in salinity of water
(d) Occurrence of the belt of calm near the equator
4147: Thyagaraja of 18th century was:
(a) The greatest musician who composed his songs in Telugu
(b) The greatest Kathak dancer
(c) The greatest playwright of Tamil
(d) The greatest Sanskrit poet
4148: The name Pahlavi Dynasty in Iran is derived from the:
(a) Language
(b) King
(c) Religion
(d) River
4149: The phenomenon of mirage is due to:
(a) Increased absorption of light by air at higher temperature
(b) Change in the refractive index of air with the change in temperature
(c) Total internal reflection
(d) Decreased absorption of light by air at higher temperature
4150: In Indian history, who was Abdul Hamid Lahori?
(a) An important military commander during Akbar's reign
(b) An official historian of the reign of ShahJahan
(c) An important noble and confidant of Aurangzeb
(d) A chronicler and poet during the reign of Muhammad Shah