UPSC Prelims Mini Mock Test: 184

Who among the following was the first Speaker of the Lok Sabha?
Consider the following observations about the “Sulbasutras” discussed in context with the ancient Indian history and heritage:
  1. The formulae in the Sulbasutras enabled the accurate construction of altars needed for sacrifices
  2. Apart from Bodhayana, Lopamudra is also credited for some Sulbasutras
  3. The mathematics in the Baudhayan’s Sulbasutras was algebraic
Which among the above observations is / are correct?
Which of the following is / are correct statements about the BrahMos Missile which was in news recently?
  1. It is a short range supersonic cruise missile.
  2. It has been designed and developed by a joint venture of India and USA.
  3. It uses pulsejet engine for combustion of fuel.
Select the correct option from the codes given below:
The pointer or arrow of the magnetized needle of a compass indicates which among the following?
  Which of the following can be used as coolant in a nuclear reactor?
  1. Carbon dioxide
  2. Liquid sodium
  3. Helium (He) gas
 Select the correct option from codes given below:


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