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GK QUESTION#1715

The first Indian meteorological rocket launched in 1963 had a diameter of how many millimetres?

  1. A30 mm
  2. B75 mmCorrect answer
  3. C100 mm
  4. D150 mm
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Answer

B. 75 mm

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Explanation

75 mm. India launched its first meteorological rocket in 1963 for atmospheric studies. The rocket was known as Rohini RH-75. The number 75 in RH-75 denotes the diameter of the rocket in millimetres.

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