• # question_answer 14) The rocket fuel among the following is:                       A)  hydrazine                     B)  urea                      C)  helium                         D)  thiourea

Hydrazine is one of the most commonly used rocket fuel among the given choices. The liquid propellant used in the Titan Ballistic Missile consists of hydrazine (fuel) and ${{N}_{2}}{{O}_{4}}$ (oxidiser).