2936: Water is a good solvent of ionic salts because

(a) it has a high boiling point

(b) it has a high dipole moment

(c) it has a high specific heat

(d) it has no colour
2937: For which sport is the Val Barker Cup awarded in the Olympic Games?

(a) Boxing
(b) Swimming
(c) Long Jump
(d) High Jump
2938: Cobalt-60 is commonly used in radiation therapy because it emits

(a) alpha rays.

(b) beta rays.

(c) gamma rays.

(d) X-rays.
2939: Which one of the following countries occupies the first place in the Global Competitive ReportĀ of World Economic Forum ?

(a) USA

(b) Singapore

(c) Hong Kong

(d) France
2940: The highest grade of coal, whose surface is shining and has the highest calorific value, is:

(a) Lignite

(b) Peat

(c) Bituminous

(d) Anthracite