4276: The most reactive among the halogens is
(a) fluorine
(b) chlorine
(c) bromine
(d) iodine
4277: Four wires of same material and of dimensions as under as stretched by a load of same magnitude separately. Which one of them will be elongated maximum ?
(a) Wire of 1 m length and 2 mm diameter
(b) Wire of 2 m length and 2 mm diameter
(c) Wire of 3 m length and 1.5 mm diameter
(d) Wire of 1 m length and 1 mm diameter
4278: There are 20 students with an average height of 105 cms in a class. Then 10 students with an average height of 120 cms join the class. What will be the average height of the class now?
(a) 100 cms
(b) 110 cms
(c) 120 cms
(d) 130 cms
4279: With reference to the cultural history of India, the memorizing of chronicles, dynastic histories and Epictales was the profession of who of the following?
(a) Shramana
(b) Parivraaj
(c) Agrahaarika
(d) Magadha
4280: Which of the following pairs are correct:
(1) The Indian Councils Act, 1909 - Provincial Autonomy
(2) The Government of Act, 1919 - Introduction of India Dyarchy
(3) The Government Act, 1935 - Proposal for a of India Federation of India
(4) The Indian Act, 1947 - Provincial Independence Legislature
(a) (1) and (4)
(b) (2) and (3)
(c) (1) and (3)
(d) (2) and (4)