4296: An astronaut weighing 100 kg fires a bullet weighing 1 kg with a gun of 10 kg at the speed of 50 metres/second. What will be the recoil velocity of the gun ?

(a) 5 cm/s

(b) 50 cm/s

(c) 0.5 cm/s

(d) 0.05 cm/s
4297: The first among the following to establish trade links with India were:

(a) Dutch

(b) French

(c) Portuguese

(d) English
4298: Arrange the following fertilisers according to the decreasing order of their nitrogen content:

I. Ammonium sulphate

II. Ammonium nitrate

III. Potassium nitrate

IV. Urea

(a) IV, II, III, I

(b) IV, II, I, III

(c) IV, III, II, I

(d) II, IV, III, I
4299: Who among the following founded Ramakrishna Mission?

(a) Swami Dayanand Saraswati

(b) Raja Rammohan Roy

(c) Swami Vivekananda

(d) None of these
4300: Match List I with List II and select the correct answer using the codes given below the Lists :

List I List II

(Local Wind) (Region)

I. Fohn (A) Argentina
II. Samun (B) Kurdistan
III. Santa Ana (C) California
IV. Zonda (D) Alps

Codes:

(a) I-B, II-D, III-A, IV-C
(b) I-D, II-B, III-C, IV-A
(c) I-B, II-D, III-C, IV-A
(d) I-D, II-B, III-A, IV-C