1016: German silver is an alloy of
(a) copper, zinc and nickel
(b) copper, iron and tin
(c) iron, chromium and nickel
(d) copper, aluminium and nickel
1017: A chair is tilted about two of its legs and then left. It would return to its original position if:
(a) Its centre of gravity falls outside the base.
(b) Its centre of gravity falls within the base.
(c) It is tilted through an angle of 60°.
(d) It will never regain its original position.
1018: Consider the following statements:
1. In India, State Governments do not have the power to auction non-coal mines.
2. Andhra Pradesh and Jharkhand do not have gold mines.
3. Rajasthan has iron ore mines.
Which of the statements given above is/are correct?
(a) 1 and 2
(b) 2 only
(c) 1 and 3
(d) 3 only
1019: Match List I with List II and select the correct answer using the codes given below the Lists :
List I List II
(Oceanic Trench) ----------- (Location)
I. Aleutian ---------------- (A) Indian Ocean
II. Kermadec --------------- (B) North Pacific Ocean
III. Sunda ------------------ (C) South Pacific Ocean
IV. S. Sandwich ------------ (D) South Atlantic Ocean
(a) I-B, II-D, III-A, IV-C
(b) I-B, II-C, III-A, IV-D
(c) I-A, II-C, III-B, IV-D
(d) I-A, II-D, III-B, IV-C
1020: What is/are the purpose/purposes of 'District Mineral Foundations' in India?
1. Promoting mineral exploration activities in mineral-rich districts
2. Protecting the interests of the persons affected by mining operations
3. Authorizing State Governments to issue licences for mineral exploration
Select the correct answer using the code given below.
(a) 1 and 2 only
(b) 2 only
(c) 1 and 3 only
(d) 1, 2 and 3