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NEET UG CHEMISTRY MCQ: P-BLOCK ELEMENTS
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The propellant in the proposed PSLV rocket of the Indian space programme shall consist of:
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Correct option: C
Both (1) and (2) in different stages of rocket propulsion
Option C (Both (1) and (2) in different stages of rocket propulsion) is correct because PSLV uses a combination of composite solid propellant in some stages and biliquid propellants in other stages.
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