Multiple choice

In PSLV the first stage propellant is

  1. solid

  2. liquid (mono)

  3. hybrid

  4. liquid (bi)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The first stage (PS1) of PSLV uses a solid propellant motor (S139) based on HTPB composite propellant, not liquid or hybrid systems. Subsequent stages use liquid propulsion.

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