2006: A spherical body moves with a uniform angular velocity around a circular path of radius r. Which one of the following statements is correct?

(a) The body has no acceleration

(b) The body has a radial acceleration 2r directed towards the centre of the path.

(c) The body has a radial acceleration 2/5 2r directed away from the centre of the path.

(d) The body has an acceleration 2r tangential to its path
2007: Which one of the following pairs is correctly matched?

Geographical Region : Feature

(a) Abyssinian Plateau : Arabia

(b) Atlas Mountains : North-Western Africa

(c) Guiana Highlands : South-Western Africa

(d) Okavango Basin : Patagonia
2008: Which of the following is not a tenet of Gandhian Socialism:

(a) Social justice

(b) Concern for the poor but not hatred for the rich

(c) Equality of opportunities of all

(d) Nationalisation of all means of production and distribution
2009: Consider the following statements:

1. The Speaker of Lok Sabha has the power to adjourn the House sine die but, on prorogation, it is only the President who can summon the House.

2. Unless sooner dissolved or there is an extension of the term, there is an automatic dissolution of the Lok Sabha by efflux of time, at the end of the period of five years, even if no formal order of dissolution is issued by the President.

3. The Speaker of Lok Sabha continues in office even after the dissolution of the House and until 'immediately before the first meeting of the House'.

Which of the statements given above are correct?

(a) 1 and 2
(b) 2 and 3
(c) 1 and 3
(d) 1, 2 and 3
2010: 'Net metering' is sometimes seen in the news in the context of promoting the

(a) production and use of solar energy by the households/consumers
(b) use of piped natural gas in the kitchens of households
(c) installation of CNG kits in motor-cars
(d) installation of water meters in urban households