501: One of the major towns in the Satavahana kingdom was
(a) Arikkamedu
(b) Pratishthana
(c) Korkkai
(d) Maski
502: Which one of the following non-metals is not a poor conductor of electricity?
(a) Bromine
(b) Sulphur
(c) Phosphorus
(d) Selenium
503: Who among the following was not a writer of legal texts ?
(a) Yajnavalkya
(b) Manu
(c) Narada
(d) Bharavi
504: The "dharma" and "rita" depict a central idea of ancient Vedic civilization of India. In this context consider the following statements :
1. Dharma was a conception of obligations and of the discharge of one's duties to oneself and to others.
2. Rita was the fundamental moral law governing the functioning of the universe and all it contained.
Which of the statements given above is/ are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
505: A and B can do a piece of work in 4 days. If A can do it alone in 12 days, how much time B will take to finish it alone?
(a) 4 days
(b) 6 days
(c) 8 days
(d) 10 days