UPSC Prelims Practice Questions — INDIAN NAVY COMMISSIONS INDIGENOUS ANTI-SUBMARINE WARFARE SHALLOW WATER CRAFT INS MANGROL

Q1. Consider the following statements: Which of the following is correct in respect of the above statements?

  1. Waterjet propulsion is well suited to warships meant to operate in shallow and confined coastal waters.
  2. A waterjet has no open propeller projecting below the hull, and its thrust can be redirected by turning the outlet nozzle.
  • A. Both Statement-I and Statement-II are correct and Statement-II explains Statement-I
  • B. Both Statement-I and Statement-II are correct, but Statement-II does not explain Statement-I
  • C. Statement-I is correct, but Statement-II is incorrect
  • D. Statement-I is incorrect, but Statement-II is correct

Q2. Consider the following statements: Which of the following is correct in respect of the above statements?

  1. The present INS Mangrol (P82) does not have the same primary role as the earlier INS Mangrol (M85), whose name it carries.
  2. The mine-laying capability of the new craft is a mine-countermeasure function used to clear enemy mines from harbour approaches.
  • A. Both Statement-I and Statement-II are correct and Statement-II explains Statement-I
  • B. Both Statement-I and Statement-II are correct, but Statement-II does not explain Statement-I
  • C. Statement-I is correct, but Statement-II is incorrect
  • D. Statement-I is incorrect, but Statement-II is correct

Q3. A warship's propulsion system draws seawater in through an intake in the hull and ejects it at high velocity through a steerable stern nozzle, driving the ship forward. Which one of the following principles primarily accounts for the forward thrust?

  • A. Bernoulli's principle of lower pressure over a curved hull surface
  • B. Pascal's law of pressure transmission through the enclosed water
  • C. Newton's third law of motion, through action and equal reaction
  • D. Archimedes' principle of buoyancy acting on the displaced water

Q4. With reference to the Comptroller and Auditor-General of India (CAG), consider the following statements: Which of the statements given above is/are NOT correct?

  1. CAG reports relating to the accounts of the Union are submitted to the President, who causes them to be laid before each House of Parliament.
  2. CAG reports relating to the accounts of a State are submitted to the President, who forwards them to the Legislature of that State.
  3. After ceasing to hold office, a CAG may be appointed to an office under a State Government, though not under the Government of India.
  • A. 1, 2 and 3
  • B. 2 and 3 only
  • C. 1 only
  • D. 2 only

Q5. Consider the following assertion: A high indigenous-content figure for a warship does not, by itself, establish that the Navy is free of critical foreign dependence. Which of the following statements support/supports the above assertion?

  1. Even a small imported share can include an item available from only one supplier, whose disruption can hold up the entire platform.
  2. The warship was designed, as well as built, by an Indian shipyard.
  3. A value-based share counts an imported sonar or engine only by its cost, however vital it is to the ship's fighting capability.
  • A. 1 and 3 only
  • B. 1 and 2 only
  • C. 2 and 3 only
  • D. 1, 2 and 3