Blog

True or false: The storable oxidizer chlorine pentafluoride (ClF5) is highly toxic and reacts with water to form hydrofluoric acid and chlorine gas.

All of the following are considered cryogenic oxidizers, EXCEPT:

True or False: Because they react immediately (and violently) with most amine-based fuels, nitric acids were the oxidizers that first gave rise to the term “hypergolic”.

Single substance that may be a single compound, or a mixture of several materials that are stable under normal conditions. They will combust or decompose and create hot gases when ignited or catalyzed.

Which type of propellant generally contains 1 liquid component and 1 solid grain component?

True or False To maximize the chemical energy of a propellant, as an engineer you should aim for maximum flame temperatures AND maximum volume of gas per unit weight.

This term describes fuels, oxidizers, and monopropellants that are used to provide energy and the working fluid for thrust of a rocket engine.

Deke Slayton, Vance Brand, and Thomas Stafford were the astronaut crew selected for the Apollo-Soyuz test mission. During reentry, the RCS was not shut down which allowed which of the following to enter the cabin as they descended?

True or False: When working with highly concentrated hydrogen peroxide, it is advisable to wear clothing made of either cotton or wool. 

“Velocity thrust” accounts for 90-100% of the total thrust. Consider the equation to describe rocket performance: F = mVe + (Pe – Pa)Ae Which of the following terms are used to describe the velocity thrust?